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adb4b10c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
adb4b10c JH |
3 | * |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
adb4b10c JH |
18 | */ |
19 | ||
269528f5 | 20 | #ifdef ENABLE_DECODE |
4e5a4405 | 21 | #include <libsigrokdecode/libsigrokdecode.h> |
269528f5 | 22 | #endif |
4e5a4405 | 23 | |
361c560e JH |
24 | #include <extdef.h> |
25 | ||
cf124e47 | 26 | #include <algorithm> |
c3a740dd JH |
27 | #include <cassert> |
28 | #include <climits> | |
29 | #include <cmath> | |
3a21afa6 | 30 | #include <iostream> |
cf124e47 | 31 | #include <iterator> |
adb4b10c | 32 | |
361c560e | 33 | #include <QApplication> |
e887fe9e | 34 | #include <QDebug> |
adb4b10c | 35 | #include <QEvent> |
361c560e | 36 | #include <QFontMetrics> |
d9b55cc8 | 37 | #include <QMenu> |
cbd80f64 | 38 | #include <QMouseEvent> |
adb4b10c | 39 | #include <QScrollBar> |
33094993 | 40 | #include <QVBoxLayout> |
adb4b10c | 41 | |
fe3a1c21 | 42 | #include <libsigrokcxx/libsigrokcxx.hpp> |
448a72cf | 43 | |
574c568d | 44 | #include "analogsignal.hpp" |
2acdb232 JH |
45 | #include "header.hpp" |
46 | #include "logicsignal.hpp" | |
47 | #include "ruler.hpp" | |
48 | #include "signal.hpp" | |
49 | #include "tracegroup.hpp" | |
1a2288a1 | 50 | #include "triggermarker.hpp" |
2acdb232 JH |
51 | #include "view.hpp" |
52 | #include "viewport.hpp" | |
adb4b10c | 53 | |
8997f62a | 54 | #include "pv/metadata_obj.hpp" |
2acdb232 | 55 | #include "pv/data/logic.hpp" |
f3d66e52 | 56 | #include "pv/data/logicsegment.hpp" |
5f46ec7a | 57 | #include "pv/data/signalbase.hpp" |
aca9aa83 UH |
58 | #include "pv/devices/device.hpp" |
59 | #include "pv/globalsettings.hpp" | |
60 | #include "pv/session.hpp" | |
361c560e | 61 | #include "pv/util.hpp" |
adb4b10c | 62 | |
dcfe0a01 SA |
63 | #ifdef ENABLE_DECODE |
64 | #include "decodetrace.hpp" | |
65 | #endif | |
66 | ||
5f46ec7a | 67 | using pv::data::SignalBase; |
1bc6525b | 68 | using pv::data::SignalData; |
f3d66e52 | 69 | using pv::data::Segment; |
ef454ad5 | 70 | using pv::util::TimeUnit; |
60d9b99a | 71 | using pv::util::Timestamp; |
361c560e | 72 | |
769a79b5 JH |
73 | using std::back_inserter; |
74 | using std::copy_if; | |
6f925ba9 | 75 | using std::count_if; |
cf124e47 | 76 | using std::inserter; |
578d0735 | 77 | using std::lock_guard; |
819f4c25 | 78 | using std::max; |
1bc6525b | 79 | using std::make_pair; |
769a79b5 | 80 | using std::make_shared; |
819f4c25 | 81 | using std::min; |
f6b6c9bf | 82 | using std::numeric_limits; |
1bc6525b | 83 | using std::pair; |
819f4c25 | 84 | using std::set; |
cf124e47 | 85 | using std::set_difference; |
f9abf97e | 86 | using std::shared_ptr; |
819f4c25 | 87 | using std::vector; |
adb4b10c | 88 | |
cdf7bea7 | 89 | namespace pv { |
f4e57597 | 90 | namespace views { |
1573bf16 | 91 | namespace trace { |
adb4b10c | 92 | |
60d9b99a JS |
93 | const Timestamp View::MaxScale("1e9"); |
94 | const Timestamp View::MinScale("1e-12"); | |
adb4b10c | 95 | |
f25770e2 JH |
96 | const int View::MaxScrollValue = INT_MAX / 2; |
97 | ||
6381b375 SA |
98 | /* Area at the top and bottom of the view that can't be scrolled out of sight */ |
99 | const int View::ViewScrollMargin = 50; | |
361c560e | 100 | |
6381b375 | 101 | const int View::ScaleUnits[3] = {1, 2, 5}; |
f4e57597 | 102 | |
33094993 | 103 | CustomScrollArea::CustomScrollArea(QWidget *parent) : |
f4e57597 SA |
104 | QAbstractScrollArea(parent) |
105 | { | |
106 | } | |
107 | ||
33094993 | 108 | bool CustomScrollArea::viewportEvent(QEvent *event) |
f4e57597 SA |
109 | { |
110 | switch (event->type()) { | |
111 | case QEvent::Paint: | |
112 | case QEvent::MouseButtonPress: | |
113 | case QEvent::MouseButtonRelease: | |
114 | case QEvent::MouseButtonDblClick: | |
115 | case QEvent::MouseMove: | |
116 | case QEvent::Wheel: | |
117 | case QEvent::TouchBegin: | |
118 | case QEvent::TouchUpdate: | |
119 | case QEvent::TouchEnd: | |
120 | return false; | |
121 | default: | |
122 | return QAbstractScrollArea::viewportEvent(event); | |
123 | } | |
124 | } | |
125 | ||
a24412db | 126 | View::View(Session &session, bool is_main_view, QMainWindow *parent) : |
143d322d | 127 | ViewBase(session, is_main_view, parent), |
5a206446 SA |
128 | |
129 | // Note: Place defaults in View::reset_view_state(), not here | |
33094993 | 130 | splitter_(new QSplitter()), |
9f094349 | 131 | header_was_shrunk_(false), // The splitter remains unchanged after a reset, so this goes here |
4ab6d244 UH |
132 | sticky_scrolling_(false), // Default setting is set in MainWindow::setup_ui() |
133 | scroll_needs_defaults_(true) | |
adb4b10c | 134 | { |
33094993 SA |
135 | QVBoxLayout *root_layout = new QVBoxLayout(this); |
136 | root_layout->setContentsMargins(0, 0, 0, 0); | |
137 | root_layout->addWidget(splitter_); | |
138 | ||
139 | viewport_ = new Viewport(*this); | |
140 | scrollarea_ = new CustomScrollArea(splitter_); | |
141 | scrollarea_->setViewport(viewport_); | |
142 | scrollarea_->setFrameShape(QFrame::NoFrame); | |
143 | ||
144 | ruler_ = new Ruler(*this); | |
145 | ||
146 | header_ = new Header(*this); | |
c1a6513b | 147 | header_->setMinimumWidth(10); // So that the arrow tips show at least |
33094993 SA |
148 | |
149 | // We put the header into a simple layout so that we can add the top margin, | |
150 | // allowing us to make it line up with the bottom of the ruler | |
151 | QWidget *header_container = new QWidget(); | |
152 | header_container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding); | |
153 | QVBoxLayout *header_layout = new QVBoxLayout(header_container); | |
154 | header_layout->setContentsMargins(0, ruler_->sizeHint().height(), 0, 0); | |
155 | header_layout->addWidget(header_); | |
156 | ||
157 | // To let the ruler and scrollarea be on the same split pane, we need a layout | |
158 | QWidget *trace_container = new QWidget(); | |
159 | trace_container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding); | |
160 | QVBoxLayout *trace_layout = new QVBoxLayout(trace_container); | |
161 | trace_layout->setSpacing(0); // We don't want space between the ruler and scrollarea | |
162 | trace_layout->setContentsMargins(0, 0, 0, 0); | |
163 | trace_layout->addWidget(ruler_); | |
164 | trace_layout->addWidget(scrollarea_); | |
165 | ||
166 | splitter_->addWidget(header_container); | |
167 | splitter_->addWidget(trace_container); | |
168 | splitter_->setHandleWidth(1); // Don't show a visible rubber band | |
169 | splitter_->setCollapsible(0, false); // Prevent the header from collapsing | |
170 | splitter_->setCollapsible(1, false); // Prevent the traces from collapsing | |
9f094349 SA |
171 | splitter_->setStretchFactor(0, 0); // Prevent the panes from being resized |
172 | splitter_->setStretchFactor(1, 1); // when the entire view is resized | |
33094993 SA |
173 | splitter_->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding); |
174 | ||
175 | viewport_->installEventFilter(this); | |
176 | ruler_->installEventFilter(this); | |
177 | header_->installEventFilter(this); | |
178 | ||
179 | // Set up settings and event handlers | |
24c29d4f | 180 | GlobalSettings settings; |
641574bc | 181 | colored_bg_ = settings.value(GlobalSettings::Key_View_ColoredBG).toBool(); |
fb641801 | 182 | snap_distance_ = settings.value(GlobalSettings::Key_View_SnapDistance).toInt(); |
24c29d4f | 183 | |
d0c0573b | 184 | GlobalSettings::add_change_handler(this); |
451dc5f3 | 185 | |
8997f62a | 186 | // Set up metadata objects and event handlers |
1c521100 | 187 | if (is_main_view) { |
8997f62a | 188 | session_.metadata_obj_manager()->create_object(MetadataObjMainViewRange); |
1c521100 SA |
189 | session_.metadata_obj_manager()->create_object(MetadataObjMousePos); |
190 | } | |
8997f62a SA |
191 | |
192 | // Set up UI event handlers | |
33094993 | 193 | connect(scrollarea_->horizontalScrollBar(), SIGNAL(valueChanged(int)), |
b16907d3 | 194 | this, SLOT(h_scroll_value_changed(int))); |
33094993 | 195 | connect(scrollarea_->verticalScrollBar(), SIGNAL(valueChanged(int)), |
f8400017 | 196 | this, SLOT(v_scroll_value_changed())); |
69dd2b03 | 197 | |
8dbbc7f0 | 198 | connect(header_, SIGNAL(selection_changed()), |
819e2e95 JH |
199 | ruler_, SLOT(clear_selection())); |
200 | connect(ruler_, SIGNAL(selection_changed()), | |
8dbbc7f0 | 201 | header_, SLOT(clear_selection())); |
17348f85 | 202 | |
8dbbc7f0 | 203 | connect(header_, SIGNAL(selection_changed()), |
8b454527 | 204 | this, SIGNAL(selection_changed())); |
819e2e95 | 205 | connect(ruler_, SIGNAL(selection_changed()), |
8b454527 JH |
206 | this, SIGNAL(selection_changed())); |
207 | ||
e0be5f21 SA |
208 | connect(splitter_, SIGNAL(splitterMoved(int, int)), |
209 | this, SLOT(on_splitter_moved())); | |
210 | ||
8dbbc7f0 | 211 | connect(&lazy_event_handler_, SIGNAL(timeout()), |
32218d3e | 212 | this, SLOT(process_sticky_events())); |
8dbbc7f0 | 213 | lazy_event_handler_.setSingleShot(true); |
38b77a3b | 214 | lazy_event_handler_.setInterval(1000 / ViewBase::MaxViewAutoUpdateRate); |
32218d3e | 215 | |
476ca5f4 SA |
216 | // Set up local keyboard shortcuts |
217 | zoom_in_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Plus), this, | |
3d6ff1cd | 218 | SLOT(on_zoom_in_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); |
476ca5f4 SA |
219 | zoom_in_shortcut_->setAutoRepeat(false); |
220 | ||
221 | zoom_out_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Minus), this, | |
222 | SLOT(on_zoom_out_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); | |
223 | zoom_out_shortcut_->setAutoRepeat(false); | |
224 | ||
225 | zoom_in_shortcut_2_ = new QShortcut(QKeySequence(Qt::Key_Up), this, | |
226 | SLOT(on_zoom_in_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); | |
227 | zoom_out_shortcut_2_ = new QShortcut(QKeySequence(Qt::Key_Down), this, | |
228 | SLOT(on_zoom_out_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); | |
229 | ||
230 | home_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Home), this, | |
231 | SLOT(on_scroll_to_start_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); | |
232 | home_shortcut_->setAutoRepeat(false); | |
233 | ||
234 | end_shortcut_ = new QShortcut(QKeySequence(Qt::Key_End), this, | |
235 | SLOT(on_scroll_to_end_shortcut_triggered()), nullptr, Qt::WidgetWithChildrenShortcut); | |
236 | end_shortcut_->setAutoRepeat(false); | |
237 | ||
3d6ff1cd SA |
238 | grab_ruler_left_shortcut_ = new QShortcut(QKeySequence(Qt::Key_1), this, |
239 | nullptr, nullptr, Qt::WidgetWithChildrenShortcut); | |
95a4b2a1 MM |
240 | connect(grab_ruler_left_shortcut_, &QShortcut::activated, |
241 | this, [=]{on_grab_ruler(1);}); | |
242 | grab_ruler_left_shortcut_->setAutoRepeat(false); | |
243 | ||
3d6ff1cd SA |
244 | grab_ruler_right_shortcut_ = new QShortcut(QKeySequence(Qt::Key_2), this, |
245 | nullptr, nullptr, Qt::WidgetWithChildrenShortcut); | |
95a4b2a1 MM |
246 | connect(grab_ruler_right_shortcut_, &QShortcut::activated, |
247 | this, [=]{on_grab_ruler(2);}); | |
248 | grab_ruler_right_shortcut_->setAutoRepeat(false); | |
249 | ||
3d6ff1cd SA |
250 | cancel_grab_shortcut_ = new QShortcut(QKeySequence(Qt::Key_Escape), this, |
251 | nullptr, nullptr, Qt::WidgetWithChildrenShortcut); | |
95a4b2a1 MM |
252 | connect(cancel_grab_shortcut_, &QShortcut::activated, |
253 | this, [=]{grabbed_widget_ = nullptr;}); | |
254 | cancel_grab_shortcut_->setAutoRepeat(false); | |
255 | ||
9f46d905 JH |
256 | // Trigger the initial event manually. The default device has signals |
257 | // which were created before this object came into being | |
d873f4d6 | 258 | signals_changed(); |
84a0d458 | 259 | |
476ca5f4 | 260 | // Make sure the transparent widgets are on the top |
819e2e95 | 261 | ruler_->raise(); |
8dbbc7f0 | 262 | header_->raise(); |
361c560e | 263 | |
5a206446 | 264 | reset_view_state(); |
adb4b10c JH |
265 | } |
266 | ||
d0c0573b SA |
267 | View::~View() |
268 | { | |
269 | GlobalSettings::remove_change_handler(this); | |
270 | } | |
271 | ||
db298158 SA |
272 | ViewType View::get_type() const |
273 | { | |
274 | return ViewTypeTrace; | |
275 | } | |
276 | ||
5a206446 SA |
277 | void View::reset_view_state() |
278 | { | |
279 | ViewBase::reset_view_state(); | |
280 | ||
281 | segment_display_mode_ = Trace::ShowLastSegmentOnly; | |
282 | segment_selectable_ = false; | |
283 | scale_ = 1e-3; | |
284 | offset_ = 0; | |
285 | ruler_offset_ = 0; | |
e887fe9e SA |
286 | zero_offset_ = 0; |
287 | custom_zero_offset_set_ = false; | |
5a206446 SA |
288 | updating_scroll_ = false; |
289 | settings_restored_ = false; | |
290 | always_zoom_to_fit_ = false; | |
291 | tick_period_ = 0; | |
292 | tick_prefix_ = pv::util::SIPrefix::yocto; | |
293 | tick_precision_ = 0; | |
294 | time_unit_ = util::TimeUnit::Time; | |
295 | show_cursors_ = false; | |
296 | cursors_ = make_shared<CursorPair>(*this); | |
297 | next_flag_text_ = 'A'; | |
298 | trigger_markers_.clear(); | |
581724de | 299 | hover_widget_ = nullptr; |
95a4b2a1 | 300 | grabbed_widget_ = nullptr; |
5a206446 SA |
301 | hover_point_ = QPoint(-1, -1); |
302 | scroll_needs_defaults_ = true; | |
303 | saved_v_offset_ = 0; | |
304 | scale_at_acq_start_ = 0; | |
305 | offset_at_acq_start_ = 0; | |
306 | suppress_zoom_to_fit_after_acq_ = false; | |
307 | ||
308 | show_cursors_ = false; | |
e4e5a958 | 309 | cursor_state_changed(show_cursors_); |
5a206446 SA |
310 | flags_.clear(); |
311 | ||
312 | // Update the zoom state | |
313 | calculate_tick_spacing(); | |
314 | ||
315 | // Make sure the standard bar's segment selector is in sync | |
316 | set_segment_display_mode(segment_display_mode_); | |
317 | } | |
318 | ||
2b81ae46 | 319 | Session& View::session() |
1d19ef83 | 320 | { |
8dbbc7f0 | 321 | return session_; |
1d19ef83 JH |
322 | } |
323 | ||
2b81ae46 | 324 | const Session& View::session() const |
38eeddea | 325 | { |
8dbbc7f0 | 326 | return session_; |
38eeddea JH |
327 | } |
328 | ||
533b67b7 | 329 | vector< shared_ptr<Signal> > View::signals() const |
47e9e7bb SA |
330 | { |
331 | return signals_; | |
332 | } | |
333 | ||
0a952555 SA |
334 | shared_ptr<Signal> View::get_signal_by_signalbase(shared_ptr<data::SignalBase> base) const |
335 | { | |
336 | shared_ptr<Signal> ret_val; | |
337 | ||
feda6c6b | 338 | for (const shared_ptr<Signal>& s : signals_) |
0a952555 SA |
339 | if (s->base() == base) { |
340 | ret_val = s; | |
341 | break; | |
342 | } | |
343 | ||
344 | return ret_val; | |
345 | } | |
346 | ||
578d0735 | 347 | void View::clear_signalbases() |
47e9e7bb | 348 | { |
578d0735 | 349 | ViewBase::clear_signalbases(); |
47e9e7bb SA |
350 | signals_.clear(); |
351 | } | |
352 | ||
578d0735 | 353 | void View::add_signalbase(const shared_ptr<data::SignalBase> signalbase) |
47e9e7bb | 354 | { |
578d0735 SA |
355 | ViewBase::add_signalbase(signalbase); |
356 | ||
357 | shared_ptr<Signal> signal; | |
358 | ||
359 | switch (signalbase->type()) { | |
360 | case SignalBase::LogicChannel: | |
361 | signal = shared_ptr<Signal>(new LogicSignal(session_, session_.device(), signalbase)); | |
362 | break; | |
363 | ||
364 | case SignalBase::AnalogChannel: | |
365 | signal = shared_ptr<Signal>(new AnalogSignal(session_, signalbase)); | |
366 | break; | |
367 | ||
368 | default: | |
369 | qDebug() << "Unknown signalbase type:" << signalbase->type(); | |
370 | assert(false); | |
371 | break; | |
372 | } | |
373 | ||
533b67b7 | 374 | signals_.push_back(signal); |
00c518d6 | 375 | |
7daebd05 | 376 | signal->set_segment_display_mode(segment_display_mode_); |
8a603e13 | 377 | signal->set_current_segment(current_segment_); |
7daebd05 | 378 | |
578d0735 SA |
379 | // Secondary views use the signal's settings in the main view |
380 | if (!is_main_view()) { | |
381 | shared_ptr<View> main_tv = dynamic_pointer_cast<View>(session_.main_view()); | |
382 | shared_ptr<Signal> main_signal = main_tv->get_signal_by_signalbase(signalbase); | |
383 | if (main_signal) | |
384 | signal->restore_settings(main_signal->save_settings()); | |
385 | } | |
386 | ||
00c518d6 SA |
387 | connect(signal->base().get(), SIGNAL(name_changed(const QString&)), |
388 | this, SLOT(on_signal_name_changed())); | |
47e9e7bb SA |
389 | } |
390 | ||
578d0735 SA |
391 | void View::remove_signalbase(const shared_ptr<data::SignalBase> signalbase) |
392 | { | |
393 | ViewBase::remove_signalbase(signalbase); | |
f9a0fd83 SA |
394 | |
395 | shared_ptr<Signal> signal = get_signal_by_signalbase(signalbase); | |
396 | ||
397 | if (signal) | |
398 | remove_trace(signal); | |
578d0735 SA |
399 | } |
400 | ||
bb7dd726 | 401 | #ifdef ENABLE_DECODE |
f4e57597 | 402 | void View::clear_decode_signals() |
bb7dd726 | 403 | { |
e77de61f | 404 | ViewBase::clear_decode_signals(); |
bb7dd726 SA |
405 | decode_traces_.clear(); |
406 | } | |
407 | ||
ad908057 | 408 | void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal) |
bb7dd726 | 409 | { |
e77de61f SA |
410 | ViewBase::add_decode_signal(signal); |
411 | ||
f4e57597 | 412 | shared_ptr<DecodeTrace> d( |
ad908057 | 413 | new DecodeTrace(session_, signal, decode_traces_.size())); |
bb7dd726 | 414 | decode_traces_.push_back(d); |
00c518d6 | 415 | |
7daebd05 | 416 | d->set_segment_display_mode(segment_display_mode_); |
8a603e13 | 417 | d->set_current_segment(current_segment_); |
7daebd05 | 418 | |
00c518d6 SA |
419 | connect(signal.get(), SIGNAL(name_changed(const QString&)), |
420 | this, SLOT(on_signal_name_changed())); | |
bb7dd726 SA |
421 | } |
422 | ||
ad908057 | 423 | void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) |
bb7dd726 SA |
424 | { |
425 | for (auto i = decode_traces_.begin(); i != decode_traces_.end(); i++) | |
ad908057 | 426 | if ((*i)->base() == signal) { |
bb7dd726 | 427 | decode_traces_.erase(i); |
f9a0fd83 | 428 | break; |
bb7dd726 | 429 | } |
e77de61f SA |
430 | |
431 | ViewBase::remove_decode_signal(signal); | |
bb7dd726 SA |
432 | } |
433 | #endif | |
434 | ||
f9a0fd83 SA |
435 | void View::remove_trace(shared_ptr<Trace> trace) |
436 | { | |
437 | TraceTreeItemOwner *const owner = trace->owner(); | |
438 | assert(owner); | |
439 | owner->remove_child_item(trace); | |
440 | ||
441 | for (auto i = signals_.begin(); i != signals_.end(); i++) | |
442 | if ((*i) == trace) { | |
443 | signals_.erase(i); | |
444 | break; | |
445 | } | |
446 | ||
447 | if (!header_was_shrunk_) | |
448 | resize_header_to_fit(); | |
449 | ||
450 | update_layout(); | |
451 | ||
452 | header_->update(); | |
453 | viewport_->update(); | |
454 | } | |
455 | ||
eeceee99 SA |
456 | shared_ptr<Signal> View::get_signal_under_mouse_cursor() const |
457 | { | |
458 | return signal_under_mouse_cursor_; | |
459 | } | |
460 | ||
eae6e30a JH |
461 | View* View::view() |
462 | { | |
463 | return this; | |
464 | } | |
465 | ||
466 | const View* View::view() const | |
467 | { | |
468 | return this; | |
469 | } | |
470 | ||
2ae445ba SA |
471 | Viewport* View::viewport() |
472 | { | |
8dbbc7f0 | 473 | return viewport_; |
2ae445ba SA |
474 | } |
475 | ||
476 | const Viewport* View::viewport() const | |
477 | { | |
8dbbc7f0 | 478 | return viewport_; |
2ae445ba SA |
479 | } |
480 | ||
c6b4e925 SA |
481 | QAbstractScrollArea* View::scrollarea() const |
482 | { | |
483 | return scrollarea_; | |
484 | } | |
485 | ||
79b53a1a SA |
486 | const Ruler* View::ruler() const |
487 | { | |
488 | return ruler_; | |
489 | } | |
490 | ||
3a21afa6 SA |
491 | void View::save_settings(QSettings &settings) const |
492 | { | |
493 | settings.setValue("scale", scale_); | |
39ab01e7 | 494 | settings.setValue("v_offset", |
33094993 | 495 | scrollarea_->verticalScrollBar()->sliderPosition()); |
3a21afa6 | 496 | |
37849039 | 497 | settings.setValue("splitter_state", splitter_->saveState()); |
89914a86 | 498 | settings.setValue("segment_display_mode", segment_display_mode_); |
37849039 | 499 | |
e887fe9e SA |
500 | GlobalSettings::store_timestamp(settings, "offset", offset_); |
501 | ||
502 | if (custom_zero_offset_set_) | |
503 | GlobalSettings::store_timestamp(settings, "zero_offset", -zero_offset_); | |
504 | else | |
505 | settings.remove("zero_offset"); | |
3a21afa6 | 506 | |
f4ab4b5c | 507 | for (const shared_ptr<Signal>& signal : signals_) { |
3a21afa6 SA |
508 | settings.beginGroup(signal->base()->internal_name()); |
509 | signal->save_settings(settings); | |
510 | settings.endGroup(); | |
511 | } | |
512 | } | |
513 | ||
514 | void View::restore_settings(QSettings &settings) | |
515 | { | |
39ab01e7 SA |
516 | // Note: It is assumed that this function is only called once, |
517 | // immediately after restoring a previous session. | |
518 | ||
3a21afa6 SA |
519 | if (settings.contains("scale")) |
520 | set_scale(settings.value("scale").toDouble()); | |
521 | ||
522 | if (settings.contains("offset")) { | |
e887fe9e SA |
523 | // This also updates ruler_offset_ |
524 | set_offset(GlobalSettings::restore_timestamp(settings, "offset")); | |
3a21afa6 SA |
525 | } |
526 | ||
e887fe9e SA |
527 | if (settings.contains("zero_offset")) |
528 | set_zero_position(GlobalSettings::restore_timestamp(settings, "zero_offset")); | |
529 | ||
37849039 SA |
530 | if (settings.contains("splitter_state")) |
531 | splitter_->restoreState(settings.value("splitter_state").toByteArray()); | |
532 | ||
89914a86 SA |
533 | if (settings.contains("segment_display_mode")) |
534 | set_segment_display_mode( | |
535 | (Trace::SegmentDisplayMode)(settings.value("segment_display_mode").toInt())); | |
536 | ||
f4e57597 | 537 | for (shared_ptr<Signal> signal : signals_) { |
3a21afa6 SA |
538 | settings.beginGroup(signal->base()->internal_name()); |
539 | signal->restore_settings(settings); | |
540 | settings.endGroup(); | |
541 | } | |
39ab01e7 SA |
542 | |
543 | if (settings.contains("v_offset")) { | |
544 | saved_v_offset_ = settings.value("v_offset").toInt(); | |
545 | set_v_offset(saved_v_offset_); | |
e62bee73 | 546 | scroll_needs_defaults_ = false; |
5f9b7de5 | 547 | // Note: see eventFilter() for additional information |
39ab01e7 | 548 | } |
4cc2e925 SA |
549 | |
550 | settings_restored_ = true; | |
28ceff25 | 551 | suppress_zoom_to_fit_after_acq_ = true; |
bca3faab SA |
552 | |
553 | // Update the ruler so that it uses the new scale | |
554 | calculate_tick_spacing(); | |
3a21afa6 SA |
555 | } |
556 | ||
2496bf45 JH |
557 | vector< shared_ptr<TimeItem> > View::time_items() const |
558 | { | |
8914fe79 JH |
559 | const vector<shared_ptr<Flag>> f(flags()); |
560 | vector<shared_ptr<TimeItem>> items(f.begin(), f.end()); | |
5a206446 SA |
561 | |
562 | if (cursors_) { | |
563 | items.push_back(cursors_); | |
564 | items.push_back(cursors_->first()); | |
565 | items.push_back(cursors_->second()); | |
566 | } | |
1a2288a1 | 567 | |
f4ab4b5c | 568 | for (auto& trigger_marker : trigger_markers_) |
92ff2b60 | 569 | items.push_back(trigger_marker); |
1a2288a1 | 570 | |
2496bf45 JH |
571 | return items; |
572 | } | |
573 | ||
cdf7bea7 | 574 | double View::scale() const |
adb4b10c | 575 | { |
8dbbc7f0 | 576 | return scale_; |
adb4b10c JH |
577 | } |
578 | ||
4b0af0b6 JS |
579 | void View::set_scale(double scale) |
580 | { | |
581 | if (scale_ != scale) { | |
582 | scale_ = scale; | |
25e734c8 | 583 | scale_changed(); |
4b0af0b6 JS |
584 | } |
585 | } | |
586 | ||
451dc5f3 | 587 | void View::set_offset(const pv::util::Timestamp& offset, bool force_update) |
4b0af0b6 | 588 | { |
451dc5f3 | 589 | if ((offset_ != offset) || force_update) { |
4b0af0b6 | 590 | offset_ = offset; |
fe68068b | 591 | ruler_offset_ = offset_ + zero_offset_; |
8997f62a SA |
592 | |
593 | const int w = viewport_->width(); | |
594 | if (w > 0) { | |
595 | const double samplerate = session_.get_samplerate(); | |
596 | // Note: sample_num = time * samplerate | |
597 | // Note: samples_per_pixel = samplerate * scale | |
598 | int64_t start_sample = (offset_ * samplerate).convert_to<int64_t>(); | |
599 | int64_t end_sample = (offset_ * samplerate).convert_to<int64_t>() + | |
600 | (w * session_.get_samplerate() * scale_); | |
601 | ||
602 | MetadataObject* md_obj = | |
603 | session_.metadata_obj_manager()->find_object_by_type(MetadataObjMainViewRange); | |
604 | md_obj->set_value(MetadataValueStartSample, QVariant((qlonglong)start_sample)); | |
605 | md_obj->set_value(MetadataValueEndSample, QVariant((qlonglong)end_sample)); | |
606 | } | |
607 | ||
25e734c8 | 608 | offset_changed(); |
4b0af0b6 JS |
609 | } |
610 | } | |
611 | ||
ffc00fdd C |
612 | const Timestamp& View::offset() const |
613 | { | |
614 | return offset_; | |
615 | } | |
616 | ||
ffc00fdd C |
617 | const Timestamp& View::ruler_offset() const |
618 | { | |
619 | return ruler_offset_; | |
620 | } | |
621 | ||
e23567ed | 622 | void View::set_zero_position(const pv::util::Timestamp& position) |
451dc5f3 | 623 | { |
fe68068b | 624 | zero_offset_ = -position; |
e887fe9e | 625 | custom_zero_offset_set_ = true; |
451dc5f3 SA |
626 | |
627 | // Force an immediate update of the offsets | |
628 | set_offset(offset_, true); | |
629 | ruler_->update(); | |
630 | } | |
631 | ||
632 | void View::reset_zero_position() | |
633 | { | |
fe68068b | 634 | zero_offset_ = 0; |
451dc5f3 | 635 | |
e887fe9e SA |
636 | // When enabled, the first trigger for this segment is used as the zero position |
637 | GlobalSettings settings; | |
638 | bool trigger_is_zero_time = settings.value(GlobalSettings::Key_View_TriggerIsZeroTime).toBool(); | |
639 | ||
640 | if (trigger_is_zero_time) { | |
641 | vector<util::Timestamp> triggers = session_.get_triggers(current_segment_); | |
642 | ||
643 | if (triggers.size() > 0) | |
644 | zero_offset_ = triggers.front(); | |
645 | } | |
646 | ||
647 | custom_zero_offset_set_ = false; | |
648 | ||
451dc5f3 SA |
649 | // Force an immediate update of the offsets |
650 | set_offset(offset_, true); | |
651 | ruler_->update(); | |
652 | } | |
653 | ||
4468ee42 SA |
654 | pv::util::Timestamp View::zero_offset() const |
655 | { | |
656 | return zero_offset_; | |
657 | } | |
658 | ||
7ff0145f | 659 | int View::owner_visual_v_offset() const |
adb4b10c | 660 | { |
33094993 | 661 | return -scrollarea_->verticalScrollBar()->sliderPosition(); |
adb4b10c JH |
662 | } |
663 | ||
4d476647 JH |
664 | void View::set_v_offset(int offset) |
665 | { | |
33094993 | 666 | scrollarea_->verticalScrollBar()->setSliderPosition(offset); |
4d476647 JH |
667 | header_->update(); |
668 | viewport_->update(); | |
669 | } | |
670 | ||
ccf6a266 MM |
671 | void View::set_h_offset(int offset) |
672 | { | |
673 | scrollarea_->horizontalScrollBar()->setSliderPosition(offset); | |
674 | header_->update(); | |
675 | viewport_->update(); | |
676 | } | |
677 | ||
678 | int View::get_h_scrollbar_maximum() const | |
679 | { | |
680 | return scrollarea_->horizontalScrollBar()->maximum(); | |
681 | } | |
682 | ||
3e769a37 JH |
683 | unsigned int View::depth() const |
684 | { | |
685 | return 0; | |
686 | } | |
687 | ||
89914a86 SA |
688 | uint32_t View::current_segment() const |
689 | { | |
690 | return current_segment_; | |
691 | } | |
692 | ||
d001f416 | 693 | pv::util::SIPrefix View::tick_prefix() const |
361c560e JH |
694 | { |
695 | return tick_prefix_; | |
696 | } | |
697 | ||
4b0af0b6 JS |
698 | void View::set_tick_prefix(pv::util::SIPrefix tick_prefix) |
699 | { | |
700 | if (tick_prefix_ != tick_prefix) { | |
701 | tick_prefix_ = tick_prefix; | |
25e734c8 | 702 | tick_prefix_changed(); |
4b0af0b6 JS |
703 | } |
704 | } | |
705 | ||
d40f4db7 SA |
706 | unsigned int View::tick_precision() const |
707 | { | |
708 | return tick_precision_; | |
709 | } | |
710 | ||
4b0af0b6 JS |
711 | void View::set_tick_precision(unsigned tick_precision) |
712 | { | |
713 | if (tick_precision_ != tick_precision) { | |
714 | tick_precision_ = tick_precision; | |
25e734c8 | 715 | tick_precision_changed(); |
4b0af0b6 JS |
716 | } |
717 | } | |
718 | ||
c677193d | 719 | const pv::util::Timestamp& View::tick_period() const |
361c560e JH |
720 | { |
721 | return tick_period_; | |
722 | } | |
723 | ||
4a076157 C |
724 | unsigned int View::minor_tick_count() const |
725 | { | |
726 | return minor_tick_count_; | |
727 | } | |
728 | ||
c677193d | 729 | void View::set_tick_period(const pv::util::Timestamp& tick_period) |
4b0af0b6 JS |
730 | { |
731 | if (tick_period_ != tick_period) { | |
732 | tick_period_ = tick_period; | |
25e734c8 | 733 | tick_period_changed(); |
4b0af0b6 JS |
734 | } |
735 | } | |
736 | ||
ef454ad5 SA |
737 | TimeUnit View::time_unit() const |
738 | { | |
739 | return time_unit_; | |
740 | } | |
741 | ||
4b0af0b6 JS |
742 | void View::set_time_unit(pv::util::TimeUnit time_unit) |
743 | { | |
744 | if (time_unit_ != time_unit) { | |
745 | time_unit_ = time_unit; | |
25e734c8 | 746 | time_unit_changed(); |
4b0af0b6 JS |
747 | } |
748 | } | |
749 | ||
558ad6ce SA |
750 | void View::set_current_segment(uint32_t segment_id) |
751 | { | |
752 | current_segment_ = segment_id; | |
753 | ||
f4ab4b5c | 754 | for (const shared_ptr<Signal>& signal : signals_) |
558ad6ce | 755 | signal->set_current_segment(current_segment_); |
57c04e78 | 756 | #ifdef ENABLE_DECODE |
f4ab4b5c | 757 | for (shared_ptr<DecodeTrace>& dt : decode_traces_) |
558ad6ce | 758 | dt->set_current_segment(current_segment_); |
57c04e78 | 759 | #endif |
558ad6ce | 760 | |
451dc5f3 SA |
761 | vector<util::Timestamp> triggers = session_.get_triggers(current_segment_); |
762 | ||
7ea2a4ff | 763 | trigger_markers_.clear(); |
451dc5f3 | 764 | for (util::Timestamp timestamp : triggers) |
7ea2a4ff SA |
765 | trigger_markers_.push_back(make_shared<TriggerMarker>(*this, timestamp)); |
766 | ||
e887fe9e SA |
767 | if (!custom_zero_offset_set_) |
768 | reset_zero_position(); | |
451dc5f3 | 769 | |
558ad6ce | 770 | viewport_->update(); |
89914a86 SA |
771 | |
772 | segment_changed(segment_id); | |
558ad6ce SA |
773 | } |
774 | ||
7daebd05 SA |
775 | bool View::segment_is_selectable() const |
776 | { | |
777 | return segment_selectable_; | |
778 | } | |
779 | ||
89914a86 SA |
780 | Trace::SegmentDisplayMode View::segment_display_mode() const |
781 | { | |
782 | return segment_display_mode_; | |
783 | } | |
784 | ||
7daebd05 SA |
785 | void View::set_segment_display_mode(Trace::SegmentDisplayMode mode) |
786 | { | |
89914a86 SA |
787 | segment_display_mode_ = mode; |
788 | ||
f4ab4b5c | 789 | for (const shared_ptr<Signal>& signal : signals_) |
7daebd05 SA |
790 | signal->set_segment_display_mode(mode); |
791 | ||
89914a86 SA |
792 | uint32_t last_segment = session_.get_segment_count() - 1; |
793 | ||
794 | switch (mode) { | |
795 | case Trace::ShowLastSegmentOnly: | |
796 | if (current_segment_ != last_segment) | |
797 | set_current_segment(last_segment); | |
798 | break; | |
799 | ||
800 | case Trace::ShowLastCompleteSegmentOnly: | |
801 | // Do nothing if we only have one segment so far | |
802 | if (last_segment > 0) { | |
803 | // If the last segment isn't complete, the previous one must be | |
804 | uint32_t segment_id = | |
805 | (session_.all_segments_complete(last_segment)) ? | |
806 | last_segment : last_segment - 1; | |
807 | ||
808 | if (current_segment_ != segment_id) | |
809 | set_current_segment(segment_id); | |
810 | } | |
811 | break; | |
812 | ||
813 | case Trace::ShowSingleSegmentOnly: | |
814 | case Trace::ShowAllSegments: | |
815 | case Trace::ShowAccumulatedIntensity: | |
816 | default: | |
817 | // Current segment remains as-is | |
818 | break; | |
819 | } | |
7daebd05 SA |
820 | |
821 | segment_selectable_ = true; | |
822 | ||
89914a86 | 823 | if ((mode == Trace::ShowAllSegments) || (mode == Trace::ShowAccumulatedIntensity)) |
7daebd05 SA |
824 | segment_selectable_ = false; |
825 | ||
89914a86 SA |
826 | viewport_->update(); |
827 | ||
828 | segment_display_mode_changed((int)mode, segment_selectable_); | |
7daebd05 SA |
829 | } |
830 | ||
cdf7bea7 | 831 | void View::zoom(double steps) |
adb4b10c | 832 | { |
8dbbc7f0 | 833 | zoom(steps, viewport_->width() / 2); |
adb4b10c JH |
834 | } |
835 | ||
17c0f398 JH |
836 | void View::zoom(double steps, int offset) |
837 | { | |
c063290a | 838 | set_zoom(scale_ * pow(3.0 / 2.0, -steps), offset); |
17c0f398 JH |
839 | } |
840 | ||
ce11b2ea | 841 | void View::zoom_fit(bool gui_state) |
ca46b534 | 842 | { |
ce11b2ea SA |
843 | // Act as one-shot when stopped, toggle along with the GUI otherwise |
844 | if (session_.get_capture_state() == Session::Stopped) { | |
845 | always_zoom_to_fit_ = false; | |
846 | always_zoom_to_fit_changed(false); | |
847 | } else { | |
848 | always_zoom_to_fit_ = gui_state; | |
849 | always_zoom_to_fit_changed(gui_state); | |
850 | } | |
851 | ||
60d9b99a JS |
852 | const pair<Timestamp, Timestamp> extents = get_time_extents(); |
853 | const Timestamp delta = extents.second - extents.first; | |
854 | if (delta < Timestamp("1e-12")) | |
ca46b534 JH |
855 | return; |
856 | ||
8dbbc7f0 JH |
857 | assert(viewport_); |
858 | const int w = viewport_->width(); | |
ca46b534 JH |
859 | if (w <= 0) |
860 | return; | |
861 | ||
60d9b99a JS |
862 | const Timestamp scale = max(min(delta / w, MaxScale), MinScale); |
863 | set_scale_offset(scale.convert_to<double>(), extents.first); | |
ca46b534 JH |
864 | } |
865 | ||
9a35b05d SA |
866 | void View::focus_on_range(uint64_t start_sample, uint64_t end_sample) |
867 | { | |
868 | assert(viewport_); | |
869 | const int w = viewport_->width(); | |
870 | if (w <= 0) | |
871 | return; | |
872 | ||
873 | const double samplerate = session_.get_samplerate(); | |
874 | ||
875 | const uint64_t sample_delta = (end_sample - start_sample); | |
876 | ||
877 | // Note: We add 20% margin on the left and 5% on the right | |
878 | const Timestamp delta = (sample_delta * 1.25) / samplerate; | |
879 | ||
880 | const Timestamp scale = max(min(delta / w, MaxScale), MinScale); | |
881 | const Timestamp offset = (start_sample - sample_delta * 0.20) / samplerate; | |
882 | ||
883 | set_scale_offset(scale.convert_to<double>(), offset); | |
884 | } | |
885 | ||
60d9b99a | 886 | void View::set_scale_offset(double scale, const Timestamp& offset) |
adb4b10c | 887 | { |
ce11b2ea SA |
888 | // Disable sticky scrolling / always zoom to fit when acquisition runs |
889 | // and user drags the viewport | |
c7b03d9d | 890 | if ((scale_ == scale) && (offset_ != offset) && |
ce11b2ea SA |
891 | (session_.get_capture_state() == Session::Running)) { |
892 | ||
893 | if (sticky_scrolling_) { | |
894 | sticky_scrolling_ = false; | |
895 | sticky_scrolling_changed(false); | |
896 | } | |
897 | ||
898 | if (always_zoom_to_fit_) { | |
899 | always_zoom_to_fit_ = false; | |
900 | always_zoom_to_fit_changed(false); | |
901 | } | |
c7b03d9d SA |
902 | } |
903 | ||
4b0af0b6 JS |
904 | set_scale(scale); |
905 | set_offset(offset); | |
ccdd3ef5 | 906 | |
361c560e JH |
907 | calculate_tick_spacing(); |
908 | ||
adb4b10c | 909 | update_scroll(); |
8dbbc7f0 | 910 | ruler_->update(); |
8dbbc7f0 | 911 | viewport_->update(); |
adb4b10c JH |
912 | } |
913 | ||
533b67b7 | 914 | vector< shared_ptr<SignalData> > View::get_visible_data() const |
1bc6525b | 915 | { |
1bc6525b | 916 | // Make a set of all the visible data objects |
533b67b7 | 917 | vector< shared_ptr<SignalData> > visible_data; |
f4ab4b5c | 918 | for (const shared_ptr<Signal>& sig : signals_) |
1bc6525b | 919 | if (sig->enabled()) |
533b67b7 | 920 | visible_data.push_back(sig->data()); |
1bc6525b JH |
921 | |
922 | return visible_data; | |
923 | } | |
924 | ||
60d9b99a | 925 | pair<Timestamp, Timestamp> View::get_time_extents() const |
1bc6525b | 926 | { |
60d9b99a | 927 | boost::optional<Timestamp> left_time, right_time; |
533b67b7 SA |
928 | |
929 | vector< shared_ptr<SignalData> > data; | |
930 | if (signals_.size() == 0) | |
931 | return make_pair(0, 0); | |
932 | ||
933 | data.push_back(signals_.front()->data()); | |
934 | ||
935 | for (const shared_ptr<SignalData>& d : data) { | |
c063290a | 936 | const vector< shared_ptr<Segment> > segments = d->segments(); |
f4ab4b5c | 937 | for (const shared_ptr<Segment>& s : segments) { |
ff008de6 JH |
938 | double samplerate = s->samplerate(); |
939 | samplerate = (samplerate <= 0.0) ? 1.0 : samplerate; | |
940 | ||
60d9b99a JS |
941 | const Timestamp start_time = s->start_time(); |
942 | left_time = left_time ? | |
943 | min(*left_time, start_time) : | |
9f094349 | 944 | start_time; |
60d9b99a JS |
945 | right_time = right_time ? |
946 | max(*right_time, start_time + d->max_sample_count() / samplerate) : | |
9f094349 | 947 | start_time + d->max_sample_count() / samplerate; |
7f4038d6 | 948 | } |
1bc6525b JH |
949 | } |
950 | ||
60d9b99a JS |
951 | if (!left_time || !right_time) |
952 | return make_pair(0, 0); | |
7f4038d6 | 953 | |
578d0735 | 954 | assert(*left_time <= *right_time); |
60d9b99a | 955 | return make_pair(*left_time, *right_time); |
1bc6525b JH |
956 | } |
957 | ||
641574bc | 958 | bool View::colored_bg() const |
48995388 | 959 | { |
641574bc | 960 | return colored_bg_; |
48995388 JH |
961 | } |
962 | ||
f76af637 JH |
963 | bool View::cursors_shown() const |
964 | { | |
8dbbc7f0 | 965 | return show_cursors_; |
f76af637 JH |
966 | } |
967 | ||
968 | void View::show_cursors(bool show) | |
969 | { | |
a47b5a3f SA |
970 | if (show_cursors_ != show) { |
971 | show_cursors_ = show; | |
4eba9990 | 972 | |
a47b5a3f SA |
973 | cursor_state_changed(show); |
974 | ruler_->update(); | |
975 | viewport_->update(); | |
976 | } | |
4eba9990 | 977 | } |
978 | ||
a47b5a3f SA |
979 | void View::set_cursors(pv::util::Timestamp& first, pv::util::Timestamp& second) |
980 | { | |
981 | assert(cursors_); | |
4eba9990 | 982 | |
a47b5a3f SA |
983 | cursors_->first()->set_time(first); |
984 | cursors_->second()->set_time(second); | |
4eba9990 | 985 | |
a47b5a3f SA |
986 | ruler_->update(); |
987 | viewport_->update(); | |
f76af637 JH |
988 | } |
989 | ||
3d6ff1cd | 990 | void View::center_cursors() |
b4d91e56 | 991 | { |
a47b5a3f | 992 | assert(cursors_); |
5a206446 | 993 | |
a47b5a3f SA |
994 | const double time_width = scale_ * viewport_->width(); |
995 | cursors_->first()->set_time(offset_ + time_width * 0.4); | |
996 | cursors_->second()->set_time(offset_ + time_width * 0.6); | |
4eba9990 | 997 | |
a47b5a3f SA |
998 | ruler_->update(); |
999 | viewport_->update(); | |
b4d91e56 JH |
1000 | } |
1001 | ||
6f925ba9 | 1002 | shared_ptr<CursorPair> View::cursors() const |
58864c5c | 1003 | { |
8dbbc7f0 | 1004 | return cursors_; |
58864c5c JH |
1005 | } |
1006 | ||
710c2a18 | 1007 | shared_ptr<Flag> View::add_flag(const Timestamp& time) |
8914fe79 | 1008 | { |
9f094349 SA |
1009 | shared_ptr<Flag> flag = |
1010 | make_shared<Flag>(*this, time, QString("%1").arg(next_flag_text_)); | |
710c2a18 | 1011 | flags_.push_back(flag); |
48257a69 | 1012 | |
8914fe79 JH |
1013 | next_flag_text_ = (next_flag_text_ >= 'Z') ? 'A' : |
1014 | (next_flag_text_ + 1); | |
48257a69 | 1015 | |
8914fe79 | 1016 | time_item_appearance_changed(true, true); |
710c2a18 | 1017 | return flag; |
8914fe79 JH |
1018 | } |
1019 | ||
6f925ba9 | 1020 | void View::remove_flag(shared_ptr<Flag> flag) |
8914fe79 JH |
1021 | { |
1022 | flags_.remove(flag); | |
1023 | time_item_appearance_changed(true, true); | |
1024 | } | |
1025 | ||
6f925ba9 | 1026 | vector< shared_ptr<Flag> > View::flags() const |
8914fe79 | 1027 | { |
6f925ba9 | 1028 | vector< shared_ptr<Flag> > flags(flags_.begin(), flags_.end()); |
8914fe79 JH |
1029 | stable_sort(flags.begin(), flags.end(), |
1030 | [](const shared_ptr<Flag> &a, const shared_ptr<Flag> &b) { | |
1031 | return a->time() < b->time(); | |
1032 | }); | |
1033 | ||
1034 | return flags; | |
1035 | } | |
1036 | ||
cbd80f64 JH |
1037 | const QPoint& View::hover_point() const |
1038 | { | |
8dbbc7f0 | 1039 | return hover_point_; |
cbd80f64 JH |
1040 | } |
1041 | ||
581724de SA |
1042 | const QWidget* View::hover_widget() const |
1043 | { | |
1044 | return hover_widget_; | |
1045 | } | |
1046 | ||
f6b6c9bf | 1047 | int64_t View::get_nearest_level_change(const QPoint &p) |
eeceee99 | 1048 | { |
e0544801 | 1049 | // Is snapping disabled? |
fb641801 SA |
1050 | if (snap_distance_ == 0) |
1051 | return -1; | |
1052 | ||
e0544801 SA |
1053 | struct entry_t { |
1054 | entry_t(shared_ptr<Signal> s) : | |
1055 | signal(s), delta(numeric_limits<int64_t>::max()), sample(-1), is_dense(false) {} | |
1056 | shared_ptr<Signal> signal; | |
1057 | int64_t delta; | |
1058 | int64_t sample; | |
1059 | bool is_dense; | |
1060 | }; | |
1061 | ||
1062 | vector<entry_t> list; | |
1063 | ||
1064 | // Create list of signals to consider | |
1065 | if (signal_under_mouse_cursor_) | |
1066 | list.emplace_back(signal_under_mouse_cursor_); | |
1067 | else | |
1068 | for (shared_ptr<Signal> s : signals_) { | |
1069 | if (!s->enabled()) | |
1070 | continue; | |
eeceee99 | 1071 | |
e0544801 SA |
1072 | list.emplace_back(s); |
1073 | } | |
eeceee99 | 1074 | |
e0544801 SA |
1075 | // Get data for listed signals |
1076 | for (entry_t &e : list) { | |
f6b6c9bf | 1077 | // Calculate sample number from cursor position |
e0544801 | 1078 | const double samples_per_pixel = e.signal->base()->get_samplerate() * scale(); |
f6b6c9bf SA |
1079 | const int64_t x_offset = offset().convert_to<double>() / scale(); |
1080 | const int64_t sample_num = max(((x_offset + p.x()) * samples_per_pixel), 0.0); | |
eeceee99 | 1081 | |
e0544801 SA |
1082 | vector<data::LogicSegment::EdgePair> edges = |
1083 | e.signal->get_nearest_level_changes(sample_num); | |
f6b6c9bf | 1084 | |
e0544801 SA |
1085 | if (edges.empty()) |
1086 | continue; | |
f6b6c9bf | 1087 | |
e0544801 SA |
1088 | // Check first edge |
1089 | const int64_t first_sample_delta = abs(sample_num - edges.front().first); | |
1090 | const int64_t first_delta = first_sample_delta / samples_per_pixel; | |
1091 | e.delta = first_delta; | |
1092 | e.sample = edges.front().first; | |
f6b6c9bf | 1093 | |
e0544801 SA |
1094 | // Check second edge if available |
1095 | if (edges.size() == 2) { | |
1096 | // Note: -1 because this is usually the right edge and sample points are left-aligned | |
1097 | const int64_t second_sample_delta = abs(sample_num - edges.back().first - 1); | |
1098 | const int64_t second_delta = second_sample_delta / samples_per_pixel; | |
f6b6c9bf | 1099 | |
e0544801 SA |
1100 | // If both edges are too close, we mark this signal as being dense |
1101 | if ((first_delta + second_delta) <= snap_distance_) | |
1102 | e.is_dense = true; | |
eeceee99 | 1103 | |
e0544801 SA |
1104 | if (second_delta < first_delta) { |
1105 | e.delta = second_delta; | |
1106 | e.sample = edges.back().first; | |
1107 | } | |
1108 | } | |
1109 | } | |
eeceee99 | 1110 | |
e0544801 SA |
1111 | // Look for the best match: non-dense first, then dense |
1112 | entry_t *match = nullptr; | |
eeceee99 | 1113 | |
e0544801 SA |
1114 | for (entry_t &e : list) { |
1115 | if (e.delta > snap_distance_ || e.is_dense) | |
1116 | continue; | |
eeceee99 | 1117 | |
e0544801 SA |
1118 | if (match) { |
1119 | if (e.delta < match->delta) | |
1120 | match = &e; | |
1121 | } else | |
1122 | match = &e; | |
1123 | } | |
f6b6c9bf | 1124 | |
e0544801 SA |
1125 | if (!match) { |
1126 | for (entry_t &e : list) { | |
1127 | if (!e.is_dense) | |
1128 | continue; | |
f6b6c9bf | 1129 | |
e0544801 SA |
1130 | if (match) { |
1131 | if (e.delta < match->delta) | |
1132 | match = &e; | |
1133 | } else | |
1134 | match = &e; | |
1135 | } | |
1136 | } | |
47cf8590 | 1137 | |
e0544801 SA |
1138 | if (match) { |
1139 | // Somewhat ugly hack to make TimeItem::drag_by() work | |
1140 | signal_under_mouse_cursor_ = match->signal; | |
f6b6c9bf | 1141 | |
e0544801 | 1142 | return match->sample; |
f6b6c9bf | 1143 | } |
eeceee99 | 1144 | |
e0544801 | 1145 | return -1; |
eeceee99 SA |
1146 | } |
1147 | ||
af503b10 | 1148 | void View::restack_all_trace_tree_items() |
7ff0145f | 1149 | { |
873cbed0 | 1150 | // Make a list of owners that is sorted from deepest first |
cc88566c JH |
1151 | const vector<shared_ptr<TraceTreeItem>> items( |
1152 | list_by_type<TraceTreeItem>()); | |
4800cf9a | 1153 | set< TraceTreeItemOwner* > owners; |
cc88566c | 1154 | for (const auto &r : items) |
4800cf9a | 1155 | owners.insert(r->owner()); |
af503b10 | 1156 | vector< TraceTreeItemOwner* > sorted_owners(owners.begin(), owners.end()); |
7ff0145f | 1157 | sort(sorted_owners.begin(), sorted_owners.end(), |
af503b10 | 1158 | [](const TraceTreeItemOwner* a, const TraceTreeItemOwner *b) { |
7ff0145f JH |
1159 | return a->depth() > b->depth(); }); |
1160 | ||
1161 | // Restack the items recursively | |
1162 | for (auto &o : sorted_owners) | |
1163 | o->restack_items(); | |
1164 | ||
1165 | // Animate the items to their destination | |
cef5997e JH |
1166 | for (const auto &i : items) |
1167 | i->animate_to_layout_v_offset(); | |
9cef9567 JH |
1168 | } |
1169 | ||
cbd9ec7f SA |
1170 | int View::header_width() const |
1171 | { | |
1172 | return header_->extended_size_hint().width(); | |
1173 | } | |
1174 | ||
d0c0573b SA |
1175 | void View::on_setting_changed(const QString &key, const QVariant &value) |
1176 | { | |
8ba6f8b7 SA |
1177 | GlobalSettings settings; |
1178 | ||
1179 | if (key == GlobalSettings::Key_View_ColoredBG) { | |
1180 | colored_bg_ = settings.value(GlobalSettings::Key_View_ColoredBG).toBool(); | |
1181 | viewport_->update(); | |
1182 | } | |
1183 | ||
1184 | if ((key == GlobalSettings::Key_View_ShowSamplingPoints) || | |
1185 | (key == GlobalSettings::Key_View_ShowAnalogMinorGrid)) | |
1186 | viewport_->update(); | |
1187 | ||
d0c0573b SA |
1188 | if (key == GlobalSettings::Key_View_TriggerIsZeroTime) |
1189 | on_settingViewTriggerIsZeroTime_changed(value); | |
fb641801 | 1190 | |
8ba6f8b7 | 1191 | if (key == GlobalSettings::Key_View_SnapDistance) |
fb641801 | 1192 | snap_distance_ = settings.value(GlobalSettings::Key_View_SnapDistance).toInt(); |
d0c0573b SA |
1193 | } |
1194 | ||
7ea2a4ff | 1195 | void View::trigger_event(int segment_id, util::Timestamp location) |
48257a69 | 1196 | { |
7ea2a4ff SA |
1197 | // TODO This doesn't work if we're showing multiple segments at once |
1198 | if ((uint32_t)segment_id != current_segment_) | |
1199 | return; | |
1200 | ||
e887fe9e SA |
1201 | if (!custom_zero_offset_set_) |
1202 | reset_zero_position(); | |
ffc00fdd | 1203 | |
067bb624 | 1204 | trigger_markers_.push_back(make_shared<TriggerMarker>(*this, location)); |
48257a69 SA |
1205 | } |
1206 | ||
60d9b99a | 1207 | void View::get_scroll_layout(double &length, Timestamp &offset) const |
f25770e2 | 1208 | { |
60d9b99a JS |
1209 | const pair<Timestamp, Timestamp> extents = get_time_extents(); |
1210 | length = ((extents.second - extents.first) / scale_).convert_to<double>(); | |
8dbbc7f0 | 1211 | offset = offset_ / scale_; |
f25770e2 JH |
1212 | } |
1213 | ||
d1e7d82c JH |
1214 | void View::set_zoom(double scale, int offset) |
1215 | { | |
ce11b2ea SA |
1216 | // Reset the "always zoom to fit" feature as the user changed the zoom |
1217 | always_zoom_to_fit_ = false; | |
1218 | always_zoom_to_fit_changed(false); | |
1219 | ||
60d9b99a JS |
1220 | const Timestamp cursor_offset = offset_ + scale_ * offset; |
1221 | const Timestamp new_scale = max(min(Timestamp(scale), MaxScale), MinScale); | |
1222 | const Timestamp new_offset = cursor_offset - new_scale * offset; | |
1223 | set_scale_offset(new_scale.convert_to<double>(), new_offset); | |
d1e7d82c JH |
1224 | } |
1225 | ||
361c560e JH |
1226 | void View::calculate_tick_spacing() |
1227 | { | |
8a1bc087 | 1228 | const double SpacingIncrement = 10.0f; |
8a463dbc | 1229 | const double MinValueSpacing = 40.0f; |
361c560e | 1230 | |
1e124d4b SA |
1231 | // Figure out the highest numeric value visible on a label |
1232 | const QSize areaSize = viewport_->size(); | |
60d9b99a | 1233 | const Timestamp max_time = max(fabs(offset_), |
1e124d4b SA |
1234 | fabs(offset_ + scale_ * areaSize.width())); |
1235 | ||
d40f4db7 SA |
1236 | double min_width = SpacingIncrement; |
1237 | double label_width, tick_period_width; | |
361c560e JH |
1238 | |
1239 | QFontMetrics m(QApplication::font()); | |
1240 | ||
adb3831e JS |
1241 | // Copies of the member variables with the same name, used in the calculation |
1242 | // and written back afterwards, so that we don't emit signals all the time | |
1243 | // during the calculation. | |
1244 | pv::util::Timestamp tick_period = tick_period_; | |
1245 | pv::util::SIPrefix tick_prefix = tick_prefix_; | |
1246 | unsigned tick_precision = tick_precision_; | |
1247 | ||
361c560e JH |
1248 | do { |
1249 | const double min_period = scale_ * min_width; | |
1250 | ||
1251 | const int order = (int)floorf(log10f(min_period)); | |
c677193d JS |
1252 | const pv::util::Timestamp order_decimal = |
1253 | pow(pv::util::Timestamp(10), order); | |
361c560e | 1254 | |
8a1bc087 SA |
1255 | // Allow for a margin of error so that a scale unit of 1 can be used. |
1256 | // Otherwise, for a SU of 1 the tick period will almost always be below | |
1257 | // the min_period by a small amount - and thus skipped in favor of 2. | |
1258 | // Note: margin assumes that SU[0] and SU[1] contain the smallest values | |
1259 | double tp_margin = (ScaleUnits[0] + ScaleUnits[1]) / 2.0; | |
1260 | double tp_with_margin; | |
361c560e JH |
1261 | unsigned int unit = 0; |
1262 | ||
1263 | do { | |
c677193d JS |
1264 | tp_with_margin = order_decimal.convert_to<double>() * |
1265 | (ScaleUnits[unit++] + tp_margin); | |
8a1bc087 | 1266 | } while (tp_with_margin < min_period && unit < countof(ScaleUnits)); |
361c560e | 1267 | |
e4cc0ee6 | 1268 | minor_tick_count_ = (unit == 2) ? 4 : 5; |
adb3831e JS |
1269 | tick_period = order_decimal * ScaleUnits[unit - 1]; |
1270 | tick_prefix = static_cast<pv::util::SIPrefix>( | |
1271 | (order - pv::util::exponent(pv::util::SIPrefix::yocto)) / 3); | |
361c560e | 1272 | |
d40f4db7 SA |
1273 | // Precision is the number of fractional digits required, not |
1274 | // taking the prefix into account (and it must never be negative) | |
6f925ba9 | 1275 | tick_precision = max(ceil(log10(1 / tick_period)).convert_to<int>(), 0); |
d40f4db7 | 1276 | |
adb3831e | 1277 | tick_period_width = (tick_period / scale_).convert_to<double>(); |
d40f4db7 | 1278 | |
3ccf0f7f JS |
1279 | const QString label_text = Ruler::format_time_with_distance( |
1280 | tick_period, max_time, tick_prefix, time_unit_, tick_precision); | |
d40f4db7 SA |
1281 | |
1282 | label_width = m.boundingRect(0, 0, INT_MAX, INT_MAX, | |
1283 | Qt::AlignLeft | Qt::AlignTop, label_text).width() + | |
361c560e JH |
1284 | MinValueSpacing; |
1285 | ||
1286 | min_width += SpacingIncrement; | |
d40f4db7 | 1287 | } while (tick_period_width < label_width); |
adb3831e JS |
1288 | |
1289 | set_tick_period(tick_period); | |
1290 | set_tick_prefix(tick_prefix); | |
1291 | set_tick_precision(tick_precision); | |
361c560e JH |
1292 | } |
1293 | ||
8a5fd81f SA |
1294 | void View::adjust_top_margin() |
1295 | { | |
1296 | assert(viewport_); | |
1297 | ||
1298 | const QSize areaSize = viewport_->size(); | |
1299 | ||
1300 | const pair<int, int> extents = v_extents(); | |
1301 | const int top_margin = owner_visual_v_offset() + extents.first; | |
1302 | const int trace_bottom = owner_visual_v_offset() + extents.first + extents.second; | |
1303 | ||
1304 | // Do we have empty space at the top while the last trace goes out of screen? | |
1305 | if ((top_margin > 0) && (trace_bottom > areaSize.height())) { | |
1306 | const int trace_height = extents.second - extents.first; | |
1307 | ||
1308 | // Center everything vertically if there is enough space | |
1309 | if (areaSize.height() >= trace_height) | |
1310 | set_v_offset(extents.first - | |
1311 | ((areaSize.height() - trace_height) / 2)); | |
1312 | else | |
1313 | // Remove the top margin to make as many traces fit on screen as possible | |
1314 | set_v_offset(extents.first); | |
1315 | } | |
1316 | } | |
1317 | ||
cdf7bea7 | 1318 | void View::update_scroll() |
adb4b10c | 1319 | { |
8dbbc7f0 | 1320 | assert(viewport_); |
33094993 SA |
1321 | QScrollBar *hscrollbar = scrollarea_->horizontalScrollBar(); |
1322 | QScrollBar *vscrollbar = scrollarea_->verticalScrollBar(); | |
adb4b10c | 1323 | |
8dbbc7f0 | 1324 | const QSize areaSize = viewport_->size(); |
adb4b10c JH |
1325 | |
1326 | // Set the horizontal scroll bar | |
60d9b99a JS |
1327 | double length = 0; |
1328 | Timestamp offset; | |
f25770e2 JH |
1329 | get_scroll_layout(length, offset); |
1330 | length = max(length - areaSize.width(), 0.0); | |
adb4b10c | 1331 | |
c677193d | 1332 | int major_tick_distance = (tick_period_ / scale_).convert_to<int>(); |
d7aae647 | 1333 | |
f4e57597 SA |
1334 | hscrollbar->setPageStep(areaSize.width() / 2); |
1335 | hscrollbar->setSingleStep(major_tick_distance); | |
f25770e2 | 1336 | |
8dbbc7f0 | 1337 | updating_scroll_ = true; |
528bd8a1 | 1338 | |
333d5bbc | 1339 | if (length < MaxScrollValue) { |
f4e57597 SA |
1340 | hscrollbar->setRange(0, length); |
1341 | hscrollbar->setSliderPosition(offset.convert_to<double>()); | |
f25770e2 | 1342 | } else { |
f4e57597 SA |
1343 | hscrollbar->setRange(0, MaxScrollValue); |
1344 | hscrollbar->setSliderPosition( | |
60d9b99a | 1345 | (offset_ * MaxScrollValue / (scale_ * length)).convert_to<double>()); |
f25770e2 | 1346 | } |
adb4b10c | 1347 | |
8dbbc7f0 | 1348 | updating_scroll_ = false; |
528bd8a1 | 1349 | |
adb4b10c | 1350 | // Set the vertical scrollbar |
f4e57597 SA |
1351 | vscrollbar->setPageStep(areaSize.height()); |
1352 | vscrollbar->setSingleStep(areaSize.height() / 8); | |
a5d93c27 JH |
1353 | |
1354 | const pair<int, int> extents = v_extents(); | |
925763b0 SA |
1355 | |
1356 | // Don't change the scrollbar range if there are no traces | |
6381b375 SA |
1357 | if (extents.first != extents.second) { |
1358 | int top_margin = ViewScrollMargin; | |
1359 | int btm_margin = ViewScrollMargin; | |
1360 | ||
1361 | vscrollbar->setRange(extents.first - areaSize.height() + top_margin, | |
1362 | extents.second - btm_margin); | |
1363 | } | |
925763b0 | 1364 | |
2099158e | 1365 | if (scroll_needs_defaults_) { |
925763b0 | 1366 | set_scroll_default(); |
2099158e SA |
1367 | scroll_needs_defaults_ = false; |
1368 | } | |
925763b0 SA |
1369 | } |
1370 | ||
1371 | void View::reset_scroll() | |
1372 | { | |
33094993 | 1373 | scrollarea_->verticalScrollBar()->setRange(0, 0); |
925763b0 SA |
1374 | } |
1375 | ||
1376 | void View::set_scroll_default() | |
1377 | { | |
1378 | assert(viewport_); | |
1379 | ||
1380 | const QSize areaSize = viewport_->size(); | |
1381 | ||
925763b0 SA |
1382 | const pair<int, int> extents = v_extents(); |
1383 | const int trace_height = extents.second - extents.first; | |
1384 | ||
1385 | // Do all traces fit in the view? | |
1386 | if (areaSize.height() >= trace_height) | |
1387 | // Center all traces vertically | |
1388 | set_v_offset(extents.first - | |
1389 | ((areaSize.height() - trace_height) / 2)); | |
1390 | else | |
1391 | // Put the first trace at the top, letting the bottom ones overflow | |
1392 | set_v_offset(extents.first); | |
adb4b10c JH |
1393 | } |
1394 | ||
9510aea0 | 1395 | void View::determine_if_header_was_shrunk() |
33094993 | 1396 | { |
b571a8e7 SA |
1397 | const int header_pane_width = |
1398 | splitter_->sizes().front(); // clazy:exclude=detaching-temporary | |
33094993 | 1399 | |
e0be5f21 SA |
1400 | // Allow for a slight margin of error so that we also accept |
1401 | // slight differences when e.g. a label name change increased | |
1402 | // the overall width | |
cbd9ec7f | 1403 | header_was_shrunk_ = (header_pane_width < (header_width() - 10)); |
33094993 SA |
1404 | } |
1405 | ||
60c426a0 | 1406 | void View::resize_header_to_fit() |
d7c0ca4a | 1407 | { |
572c3bb7 SA |
1408 | // Setting the maximum width of the header widget doesn't work as |
1409 | // expected because the splitter would allow the user to make the | |
1410 | // pane wider than that, creating empty space as a result. | |
1411 | // To make this work, we stricly enforce the maximum width by | |
1412 | // expanding the header unless the user shrunk it on purpose. | |
1413 | // As we're then setting the width of the header pane, we set the | |
1414 | // splitter to the maximum allowed position. | |
1415 | ||
76750c41 | 1416 | int splitter_area_width = 0; |
b571a8e7 | 1417 | for (int w : splitter_->sizes()) // clazy:exclude=range-loop |
76750c41 | 1418 | splitter_area_width += w; |
33094993 | 1419 | |
76750c41 SA |
1420 | // Make sure the header has enough horizontal space to show all labels fully |
1421 | QList<int> pane_sizes; | |
1422 | pane_sizes.push_back(header_->extended_size_hint().width()); | |
1423 | pane_sizes.push_back(splitter_area_width - header_->extended_size_hint().width()); | |
1424 | splitter_->setSizes(pane_sizes); | |
1425 | } | |
1426 | ||
1427 | void View::update_layout() | |
1428 | { | |
d7c0ca4a JH |
1429 | update_scroll(); |
1430 | } | |
1431 | ||
af503b10 | 1432 | TraceTreeItemOwner* View::find_prevalent_trace_group( |
cf124e47 | 1433 | const shared_ptr<sigrok::ChannelGroup> &group, |
9cee9c1b | 1434 | const map<shared_ptr<data::SignalBase>, shared_ptr<Signal> > &signal_map) |
448a72cf | 1435 | { |
cf124e47 | 1436 | assert(group); |
448a72cf | 1437 | |
9cee9c1b | 1438 | set<TraceTreeItemOwner*> owners; |
af503b10 | 1439 | vector<TraceTreeItemOwner*> owner_list; |
448a72cf | 1440 | |
cf124e47 | 1441 | // Make a set and a list of all the owners |
f4ab4b5c SA |
1442 | for (const auto& channel : group->channels()) { |
1443 | for (auto& entry : signal_map) { | |
bf0edd2b SA |
1444 | if (entry.first->channel() == channel) { |
1445 | TraceTreeItemOwner *const o = (entry.second)->owner(); | |
1446 | owner_list.push_back(o); | |
1447 | owners.insert(o); | |
1448 | } | |
1449 | } | |
cf124e47 | 1450 | } |
448a72cf | 1451 | |
cf124e47 JH |
1452 | // Iterate through the list of owners, and find the most prevalent |
1453 | size_t max_prevalence = 0; | |
af503b10 JH |
1454 | TraceTreeItemOwner *prevalent_owner = nullptr; |
1455 | for (TraceTreeItemOwner *owner : owners) { | |
6f925ba9 | 1456 | const size_t prevalence = count_if( |
cf124e47 | 1457 | owner_list.begin(), owner_list.end(), |
af503b10 | 1458 | [&](TraceTreeItemOwner *o) { return o == owner; }); |
cf124e47 JH |
1459 | if (prevalence > max_prevalence) { |
1460 | max_prevalence = prevalence; | |
1461 | prevalent_owner = owner; | |
1462 | } | |
448a72cf JH |
1463 | } |
1464 | ||
cf124e47 | 1465 | return prevalent_owner; |
448a72cf JH |
1466 | } |
1467 | ||
cf124e47 JH |
1468 | vector< shared_ptr<Trace> > View::extract_new_traces_for_channels( |
1469 | const vector< shared_ptr<sigrok::Channel> > &channels, | |
9cee9c1b | 1470 | const map<shared_ptr<data::SignalBase>, shared_ptr<Signal> > &signal_map, |
cf124e47 JH |
1471 | set< shared_ptr<Trace> > &add_list) |
1472 | { | |
1473 | vector< shared_ptr<Trace> > filtered_traces; | |
1474 | ||
f4ab4b5c SA |
1475 | for (const auto& channel : channels) { |
1476 | for (auto& entry : signal_map) { | |
bf0edd2b SA |
1477 | if (entry.first->channel() == channel) { |
1478 | shared_ptr<Trace> trace = entry.second; | |
1479 | const auto list_iter = add_list.find(trace); | |
1480 | if (list_iter == add_list.end()) | |
1481 | continue; | |
1482 | ||
1483 | filtered_traces.push_back(trace); | |
1484 | add_list.erase(list_iter); | |
1485 | } | |
1486 | } | |
cf124e47 JH |
1487 | } |
1488 | ||
1489 | return filtered_traces; | |
448a72cf JH |
1490 | } |
1491 | ||
ef454ad5 SA |
1492 | void View::determine_time_unit() |
1493 | { | |
7ee199a7 | 1494 | // Check whether we know the sample rate and hence can use time as the unit |
d001f416 | 1495 | if (time_unit_ == util::TimeUnit::Samples) { |
7ee199a7 | 1496 | // Check all signals but... |
f4ab4b5c | 1497 | for (const shared_ptr<Signal>& signal : signals_) { |
7ee199a7 SA |
1498 | const shared_ptr<SignalData> data = signal->data(); |
1499 | ||
1500 | // ...only check first segment of each | |
1501 | const vector< shared_ptr<Segment> > segments = data->segments(); | |
1502 | if (!segments.empty()) | |
1503 | if (segments[0]->samplerate()) { | |
4b0af0b6 | 1504 | set_time_unit(util::TimeUnit::Time); |
7ee199a7 SA |
1505 | break; |
1506 | } | |
1507 | } | |
ef454ad5 SA |
1508 | } |
1509 | } | |
1510 | ||
cbd80f64 JH |
1511 | bool View::eventFilter(QObject *object, QEvent *event) |
1512 | { | |
1513 | const QEvent::Type type = event->type(); | |
74bf6666 | 1514 | |
333d5bbc | 1515 | if (type == QEvent::MouseMove) { |
cbd80f64 | 1516 | |
581724de SA |
1517 | if (object) |
1518 | hover_widget_ = qobject_cast<QWidget*>(object); | |
1519 | ||
cbd80f64 | 1520 | const QMouseEvent *const mouse_event = (QMouseEvent*)event; |
8dbbc7f0 JH |
1521 | if (object == viewport_) |
1522 | hover_point_ = mouse_event->pos(); | |
819e2e95 | 1523 | else if (object == ruler_) |
581724de | 1524 | hover_point_ = mouse_event->pos(); |
8dbbc7f0 JH |
1525 | else if (object == header_) |
1526 | hover_point_ = QPoint(0, mouse_event->y()); | |
cbd80f64 | 1527 | else |
8dbbc7f0 | 1528 | hover_point_ = QPoint(-1, -1); |
cbd80f64 | 1529 | |
873e8035 | 1530 | update_hover_point(); |
cbd80f64 | 1531 | |
95a4b2a1 MM |
1532 | if (grabbed_widget_) { |
1533 | int64_t nearest = get_nearest_level_change(hover_point_); | |
1534 | pv::util::Timestamp mouse_time = offset_ + hover_point_.x() * scale_; | |
1535 | ||
1536 | if (nearest == -1) { | |
1537 | grabbed_widget_->set_time(mouse_time); | |
1538 | } else { | |
1539 | grabbed_widget_->set_time(nearest / get_signal_under_mouse_cursor()->base()->get_samplerate()); | |
1540 | } | |
1541 | } | |
1542 | ||
74bf6666 | 1543 | } else if (type == QEvent::MouseButtonPress) { |
95a4b2a1 MM |
1544 | grabbed_widget_ = nullptr; |
1545 | ||
74bf6666 SA |
1546 | const QMouseEvent *const mouse_event = (QMouseEvent*)event; |
1547 | if ((object == viewport_) && (mouse_event->button() & Qt::LeftButton)) { | |
1548 | // Send event to all trace tree items | |
1549 | const vector<shared_ptr<TraceTreeItem>> trace_tree_items( | |
1550 | list_by_type<TraceTreeItem>()); | |
1551 | for (const shared_ptr<TraceTreeItem>& r : trace_tree_items) | |
1552 | r->mouse_left_press_event(mouse_event); | |
1553 | } | |
333d5bbc | 1554 | } else if (type == QEvent::Leave) { |
8dbbc7f0 | 1555 | hover_point_ = QPoint(-1, -1); |
873e8035 | 1556 | update_hover_point(); |
5f9b7de5 SA |
1557 | } else if (type == QEvent::Show) { |
1558 | ||
1559 | // This is somewhat of a hack, unfortunately. We cannot use | |
1560 | // set_v_offset() from within restore_settings() as the view | |
1561 | // at that point is neither visible nor properly sized. | |
1562 | // This is the least intrusive workaround I could come up | |
1563 | // with: set the vertical offset (or scroll defaults) when | |
1564 | // the view is shown, which happens after all widgets were | |
1565 | // resized to their final sizes. | |
1566 | update_layout(); | |
1567 | ||
60c426a0 SA |
1568 | if (settings_restored_) |
1569 | determine_if_header_was_shrunk(); | |
1570 | else | |
1571 | resize_header_to_fit(); | |
b760e6e0 | 1572 | |
5f9b7de5 SA |
1573 | if (scroll_needs_defaults_) { |
1574 | set_scroll_default(); | |
1575 | scroll_needs_defaults_ = false; | |
1576 | } | |
1577 | ||
1578 | if (saved_v_offset_) { | |
1579 | set_v_offset(saved_v_offset_); | |
1580 | saved_v_offset_ = 0; | |
1581 | } | |
cbd80f64 JH |
1582 | } |
1583 | ||
1584 | return QObject::eventFilter(object, event); | |
1585 | } | |
1586 | ||
d9b55cc8 SA |
1587 | void View::contextMenuEvent(QContextMenuEvent *event) |
1588 | { | |
be843692 SA |
1589 | QPoint pos = event->pos() - QPoint(0, ruler_->sizeHint().height()); |
1590 | ||
1591 | const shared_ptr<ViewItem> r = viewport_->get_mouse_over_item(pos); | |
d9b55cc8 SA |
1592 | if (!r) |
1593 | return; | |
1594 | ||
be843692 | 1595 | QMenu *menu = r->create_view_context_menu(this, pos); |
d9b55cc8 | 1596 | if (menu) |
8835b5e7 | 1597 | menu->popup(event->globalPos()); |
d9b55cc8 SA |
1598 | } |
1599 | ||
8a5fd81f | 1600 | void View::resizeEvent(QResizeEvent* event) |
adb4b10c | 1601 | { |
8a5fd81f SA |
1602 | // Only adjust the top margin if we shrunk vertically |
1603 | if (event->size().height() < event->oldSize().height()) | |
1604 | adjust_top_margin(); | |
1605 | ||
d7c0ca4a | 1606 | update_layout(); |
adb4b10c JH |
1607 | } |
1608 | ||
873e8035 SA |
1609 | void View::update_hover_point() |
1610 | { | |
eeceee99 SA |
1611 | // Determine signal that the mouse cursor is hovering over |
1612 | signal_under_mouse_cursor_.reset(); | |
581724de | 1613 | if (hover_widget_ == this) { |
f4ab4b5c | 1614 | for (const shared_ptr<Signal>& s : signals_) { |
581724de SA |
1615 | const pair<int, int> extents = s->v_extents(); |
1616 | const int top = s->get_visual_y() + extents.first; | |
1617 | const int btm = s->get_visual_y() + extents.second; | |
1618 | if ((hover_point_.y() >= top) && (hover_point_.y() <= btm) | |
1619 | && s->base()->enabled()) | |
1620 | signal_under_mouse_cursor_ = s; | |
1621 | } | |
eeceee99 SA |
1622 | } |
1623 | ||
1624 | // Update all trace tree items | |
873e8035 SA |
1625 | const vector<shared_ptr<TraceTreeItem>> trace_tree_items( |
1626 | list_by_type<TraceTreeItem>()); | |
f4ab4b5c | 1627 | for (const shared_ptr<TraceTreeItem>& r : trace_tree_items) |
873e8035 SA |
1628 | r->hover_point_changed(hover_point_); |
1629 | ||
1c521100 | 1630 | // Notify this view's listeners |
581724de | 1631 | hover_point_changed(hover_widget_, hover_point_); |
1c521100 SA |
1632 | |
1633 | // Hover point is -1 when invalid and 0 for the header | |
1634 | if (hover_point_.x() > 0) { | |
1635 | // Notify global listeners | |
1636 | pv::util::Timestamp mouse_time = offset_ + hover_point_.x() * scale_; | |
1637 | int64_t sample_num = (mouse_time * session_.get_samplerate()).convert_to<int64_t>(); | |
1638 | ||
1639 | MetadataObject* md_obj = | |
1640 | session_.metadata_obj_manager()->find_object_by_type(MetadataObjMousePos); | |
1641 | md_obj->set_value(MetadataValueStartSample, QVariant((qlonglong)sample_num)); | |
1642 | } | |
873e8035 SA |
1643 | } |
1644 | ||
6e2c3c85 | 1645 | void View::row_item_appearance_changed(bool label, bool content) |
32218d3e JH |
1646 | { |
1647 | if (label) | |
8dbbc7f0 | 1648 | header_->update(); |
32218d3e | 1649 | if (content) |
8dbbc7f0 | 1650 | viewport_->update(); |
32218d3e JH |
1651 | } |
1652 | ||
98cfe4e8 JH |
1653 | void View::time_item_appearance_changed(bool label, bool content) |
1654 | { | |
e0be5f21 | 1655 | if (label) { |
819e2e95 | 1656 | ruler_->update(); |
e0be5f21 SA |
1657 | |
1658 | // Make sure the header pane width is updated, too | |
1659 | update_layout(); | |
1660 | } | |
1661 | ||
98cfe4e8 JH |
1662 | if (content) |
1663 | viewport_->update(); | |
1664 | } | |
1665 | ||
32218d3e JH |
1666 | void View::extents_changed(bool horz, bool vert) |
1667 | { | |
8dbbc7f0 | 1668 | sticky_events_ |= |
af503b10 JH |
1669 | (horz ? TraceTreeItemHExtentsChanged : 0) | |
1670 | (vert ? TraceTreeItemVExtentsChanged : 0); | |
5ed05b69 | 1671 | |
38b77a3b SA |
1672 | if (!lazy_event_handler_.isActive()) |
1673 | lazy_event_handler_.start(); | |
32218d3e JH |
1674 | } |
1675 | ||
00c518d6 SA |
1676 | void View::on_signal_name_changed() |
1677 | { | |
9510aea0 | 1678 | if (!header_was_shrunk_) |
60c426a0 | 1679 | resize_header_to_fit(); |
00c518d6 SA |
1680 | } |
1681 | ||
e0be5f21 SA |
1682 | void View::on_splitter_moved() |
1683 | { | |
9510aea0 SA |
1684 | // The header can only shrink when the splitter is moved manually |
1685 | determine_if_header_was_shrunk(); | |
1686 | ||
1687 | if (!header_was_shrunk_) | |
60c426a0 | 1688 | resize_header_to_fit(); |
e0be5f21 SA |
1689 | } |
1690 | ||
476ca5f4 SA |
1691 | void View::on_zoom_in_shortcut_triggered() |
1692 | { | |
1693 | zoom(1); | |
1694 | } | |
1695 | ||
1696 | void View::on_zoom_out_shortcut_triggered() | |
1697 | { | |
1698 | zoom(-1); | |
1699 | } | |
1700 | ||
1701 | void View::on_scroll_to_start_shortcut_triggered() | |
1702 | { | |
1703 | set_h_offset(0); | |
1704 | } | |
1705 | ||
1706 | void View::on_scroll_to_end_shortcut_triggered() | |
1707 | { | |
1708 | set_h_offset(get_h_scrollbar_maximum()); | |
1709 | } | |
1710 | ||
b16907d3 | 1711 | void View::h_scroll_value_changed(int value) |
adb4b10c | 1712 | { |
8dbbc7f0 | 1713 | if (updating_scroll_) |
528bd8a1 JH |
1714 | return; |
1715 | ||
c7b03d9d SA |
1716 | // Disable sticky scrolling when user moves the horizontal scroll bar |
1717 | // during a running acquisition | |
1718 | if (sticky_scrolling_ && (session_.get_capture_state() == Session::Running)) { | |
1719 | sticky_scrolling_ = false; | |
1720 | sticky_scrolling_changed(false); | |
1721 | } | |
1722 | ||
33094993 | 1723 | const int range = scrollarea_->horizontalScrollBar()->maximum(); |
333d5bbc | 1724 | if (range < MaxScrollValue) |
4b0af0b6 | 1725 | set_offset(scale_ * value); |
f25770e2 | 1726 | else { |
60d9b99a JS |
1727 | double length = 0; |
1728 | Timestamp offset; | |
f25770e2 | 1729 | get_scroll_layout(length, offset); |
4b0af0b6 | 1730 | set_offset(scale_ * length * value / MaxScrollValue); |
f25770e2 JH |
1731 | } |
1732 | ||
8dbbc7f0 | 1733 | ruler_->update(); |
8dbbc7f0 | 1734 | viewport_->update(); |
adb4b10c JH |
1735 | } |
1736 | ||
f8400017 | 1737 | void View::v_scroll_value_changed() |
adb4b10c | 1738 | { |
8dbbc7f0 JH |
1739 | header_->update(); |
1740 | viewport_->update(); | |
adb4b10c JH |
1741 | } |
1742 | ||
95a4b2a1 MM |
1743 | void View::on_grab_ruler(int ruler_id) |
1744 | { | |
3d6ff1cd SA |
1745 | if (!cursors_shown()) { |
1746 | center_cursors(); | |
1747 | show_cursors(); | |
95a4b2a1 | 1748 | } |
3d6ff1cd SA |
1749 | |
1750 | // Release the grabbed widget if its trigger hotkey was pressed twice | |
1751 | if (ruler_id == 1) | |
1752 | grabbed_widget_ = (grabbed_widget_ == cursors_->first().get()) ? | |
1753 | nullptr : cursors_->first().get(); | |
1754 | else | |
1755 | grabbed_widget_ = (grabbed_widget_ == cursors_->second().get()) ? | |
1756 | nullptr : cursors_->second().get(); | |
1757 | ||
1758 | if (grabbed_widget_) | |
1759 | grabbed_widget_->set_time(ruler_->get_absolute_time_from_x_pos( | |
1760 | mapFromGlobal(QCursor::pos()).x() - header_width())); | |
95a4b2a1 MM |
1761 | } |
1762 | ||
69dd2b03 JH |
1763 | void View::signals_changed() |
1764 | { | |
769a79b5 JH |
1765 | using sigrok::Channel; |
1766 | ||
578d0735 SA |
1767 | lock_guard<mutex> lock(signal_mutex_); |
1768 | ||
925763b0 SA |
1769 | vector< shared_ptr<Channel> > channels; |
1770 | shared_ptr<sigrok::Device> sr_dev; | |
60c426a0 | 1771 | bool signals_added_or_removed = false; |
68b21a71 | 1772 | |
925763b0 SA |
1773 | // Do we need to set the vertical scrollbar to its default position later? |
1774 | // We do if there are no traces, i.e. the scroll bar has no range set | |
1775 | bool reset_scrollbar = | |
33094993 SA |
1776 | (scrollarea_->verticalScrollBar()->minimum() == |
1777 | scrollarea_->verticalScrollBar()->maximum()); | |
925763b0 SA |
1778 | |
1779 | if (!session_.device()) { | |
1780 | reset_scroll(); | |
47e9e7bb | 1781 | signals_.clear(); |
925763b0 | 1782 | } else { |
925763b0 | 1783 | sr_dev = session_.device()->device(); |
3b353d67 | 1784 | assert(sr_dev); |
925763b0 SA |
1785 | channels = sr_dev->channels(); |
1786 | } | |
e37e05f7 | 1787 | |
925763b0 | 1788 | vector< shared_ptr<TraceTreeItem> > new_top_level_items; |
769a79b5 | 1789 | |
cf124e47 | 1790 | // Make a list of traces that are being added, and a list of traces |
578d0735 SA |
1791 | // that are being removed. The set_difference() algorithms require |
1792 | // both sets to be in the exact same order, which means that PD signals | |
1793 | // must always be last as they interrupt the sort order otherwise | |
364d2155 JH |
1794 | const vector<shared_ptr<Trace>> prev_trace_list = list_by_type<Trace>(); |
1795 | const set<shared_ptr<Trace>> prev_traces( | |
1796 | prev_trace_list.begin(), prev_trace_list.end()); | |
448a72cf | 1797 | |
47e9e7bb | 1798 | set< shared_ptr<Trace> > traces(signals_.begin(), signals_.end()); |
cf124e47 JH |
1799 | |
1800 | #ifdef ENABLE_DECODE | |
bb7dd726 | 1801 | traces.insert(decode_traces_.begin(), decode_traces_.end()); |
cf124e47 | 1802 | #endif |
cf124e47 JH |
1803 | set< shared_ptr<Trace> > add_traces; |
1804 | set_difference(traces.begin(), traces.end(), | |
1805 | prev_traces.begin(), prev_traces.end(), | |
1806 | inserter(add_traces, add_traces.begin())); | |
1807 | ||
1808 | set< shared_ptr<Trace> > remove_traces; | |
1809 | set_difference(prev_traces.begin(), prev_traces.end(), | |
1810 | traces.begin(), traces.end(), | |
1811 | inserter(remove_traces, remove_traces.begin())); | |
1812 | ||
1813 | // Make a look-up table of sigrok Channels to pulseview Signals | |
9cee9c1b | 1814 | map<shared_ptr<data::SignalBase>, shared_ptr<Signal> > signal_map; |
f4ab4b5c | 1815 | for (const shared_ptr<Signal>& sig : signals_) |
73a25a6e | 1816 | signal_map[sig->base()] = sig; |
448a72cf JH |
1817 | |
1818 | // Populate channel groups | |
925763b0 | 1819 | if (sr_dev) |
f4ab4b5c | 1820 | for (auto& entry : sr_dev->channel_groups()) { |
925763b0 SA |
1821 | const shared_ptr<sigrok::ChannelGroup> &group = entry.second; |
1822 | ||
1823 | if (group->channels().size() <= 1) | |
1824 | continue; | |
1825 | ||
1826 | // Find best trace group to add to | |
1827 | TraceTreeItemOwner *owner = find_prevalent_trace_group( | |
1828 | group, signal_map); | |
1829 | ||
1830 | // If there is no trace group, create one | |
1831 | shared_ptr<TraceGroup> new_trace_group; | |
1832 | if (!owner) { | |
1833 | new_trace_group.reset(new TraceGroup()); | |
1834 | owner = new_trace_group.get(); | |
1835 | } | |
1836 | ||
1837 | // Extract traces for the trace group, removing them from | |
1838 | // the add list | |
1839 | const vector< shared_ptr<Trace> > new_traces_in_group = | |
1840 | extract_new_traces_for_channels(group->channels(), | |
1841 | signal_map, add_traces); | |
1842 | ||
1843 | // Add the traces to the group | |
1844 | const pair<int, int> prev_v_extents = owner->v_extents(); | |
1845 | int offset = prev_v_extents.second - prev_v_extents.first; | |
f4ab4b5c | 1846 | for (const shared_ptr<Trace>& trace : new_traces_in_group) { |
925763b0 SA |
1847 | assert(trace); |
1848 | owner->add_child_item(trace); | |
1849 | ||
1850 | const pair<int, int> extents = trace->v_extents(); | |
1851 | if (trace->enabled()) | |
1852 | offset += -extents.first; | |
1853 | trace->force_to_v_offset(offset); | |
1854 | if (trace->enabled()) | |
1855 | offset += extents.second; | |
1856 | } | |
1857 | ||
7d556523 SA |
1858 | if (new_trace_group) { |
1859 | // Assign proper vertical offsets to each channel in the group | |
1860 | new_trace_group->restack_items(); | |
1861 | ||
1862 | // If this is a new group, enqueue it in the new top level | |
1863 | // items list | |
1864 | if (!new_traces_in_group.empty()) | |
1865 | new_top_level_items.push_back(new_trace_group); | |
1866 | } | |
cf124e47 | 1867 | } |
68b21a71 | 1868 | |
769a79b5 JH |
1869 | // Enqueue the remaining logic channels in a group |
1870 | vector< shared_ptr<Channel> > logic_channels; | |
1871 | copy_if(channels.begin(), channels.end(), back_inserter(logic_channels), | |
1872 | [](const shared_ptr<Channel>& c) { | |
1873 | return c->type() == sigrok::ChannelType::LOGIC; }); | |
d6128866 | 1874 | |
769a79b5 | 1875 | const vector< shared_ptr<Trace> > non_grouped_logic_signals = |
d6128866 SA |
1876 | extract_new_traces_for_channels(logic_channels, signal_map, add_traces); |
1877 | ||
1878 | if (non_grouped_logic_signals.size() > 0) { | |
1879 | const shared_ptr<TraceGroup> non_grouped_trace_group( | |
1880 | make_shared<TraceGroup>()); | |
f4ab4b5c | 1881 | for (const shared_ptr<Trace>& trace : non_grouped_logic_signals) |
d6128866 SA |
1882 | non_grouped_trace_group->add_child_item(trace); |
1883 | ||
1884 | non_grouped_trace_group->restack_items(); | |
1885 | new_top_level_items.push_back(non_grouped_trace_group); | |
1886 | } | |
769a79b5 | 1887 | |
cf124e47 JH |
1888 | // Enqueue the remaining channels as free ungrouped traces |
1889 | const vector< shared_ptr<Trace> > new_top_level_signals = | |
d6128866 | 1890 | extract_new_traces_for_channels(channels, signal_map, add_traces); |
cf124e47 JH |
1891 | new_top_level_items.insert(new_top_level_items.end(), |
1892 | new_top_level_signals.begin(), new_top_level_signals.end()); | |
1893 | ||
1894 | // Enqueue any remaining traces i.e. decode traces | |
1895 | new_top_level_items.insert(new_top_level_items.end(), | |
1896 | add_traces.begin(), add_traces.end()); | |
1897 | ||
1898 | // Remove any removed traces | |
f4ab4b5c | 1899 | for (const shared_ptr<Trace>& trace : remove_traces) { |
af503b10 | 1900 | TraceTreeItemOwner *const owner = trace->owner(); |
cf124e47 JH |
1901 | assert(owner); |
1902 | owner->remove_child_item(trace); | |
60c426a0 | 1903 | signals_added_or_removed = true; |
cf124e47 | 1904 | } |
448a72cf | 1905 | |
bc72e51f SA |
1906 | // Remove any empty trace groups |
1907 | for (shared_ptr<TraceGroup> group : list_by_type<TraceGroup>()) | |
e28c998e | 1908 | if (group->child_items().size() == 0) { |
bc72e51f | 1909 | remove_child_item(group); |
e28c998e SA |
1910 | group.reset(); |
1911 | } | |
bc72e51f | 1912 | |
cf124e47 | 1913 | // Add and position the pending top levels items |
6644424f | 1914 | int offset = v_extents().second; |
9cee9c1b | 1915 | for (shared_ptr<TraceTreeItem> item : new_top_level_items) { |
f9a0fd83 SA |
1916 | // items may already have gained an owner when they were added to a group above |
1917 | if (item->owner()) | |
1918 | continue; | |
1919 | ||
8c09273b SA |
1920 | add_child_item(item); |
1921 | ||
d6128866 | 1922 | // Position the item after the last item or at the top if there is none |
8c09273b SA |
1923 | const pair<int, int> extents = item->v_extents(); |
1924 | ||
1925 | if (item->enabled()) | |
1926 | offset += -extents.first; | |
d6128866 | 1927 | |
d6128866 | 1928 | item->force_to_v_offset(offset); |
cf124e47 | 1929 | |
cf124e47 | 1930 | if (item->enabled()) |
8c09273b | 1931 | offset += extents.second; |
60c426a0 | 1932 | signals_added_or_removed = true; |
ef8311a4 JH |
1933 | } |
1934 | ||
76750c41 | 1935 | |
60c426a0 SA |
1936 | if (signals_added_or_removed && !header_was_shrunk_) |
1937 | resize_header_to_fit(); | |
76750c41 | 1938 | |
a6c1726e | 1939 | update_layout(); |
cf124e47 JH |
1940 | |
1941 | header_->update(); | |
1942 | viewport_->update(); | |
925763b0 SA |
1943 | |
1944 | if (reset_scrollbar) | |
1945 | set_scroll_default(); | |
69dd2b03 JH |
1946 | } |
1947 | ||
7ee199a7 | 1948 | void View::capture_state_updated(int state) |
adb4b10c | 1949 | { |
28ceff25 SA |
1950 | GlobalSettings settings; |
1951 | ||
92ff2b60 | 1952 | if (state == Session::Running) { |
4b0af0b6 | 1953 | set_time_unit(util::TimeUnit::Samples); |
fd03a279 | 1954 | |
92ff2b60 | 1955 | trigger_markers_.clear(); |
e887fe9e SA |
1956 | if (!custom_zero_offset_set_) |
1957 | set_zero_position(0); | |
90472a51 | 1958 | |
28ceff25 SA |
1959 | scale_at_acq_start_ = scale_; |
1960 | offset_at_acq_start_ = offset_; | |
1961 | ||
820ce18a SA |
1962 | // Activate "always zoom to fit" if the setting is enabled and we're |
1963 | // the main view of this session (other trace views may be used for | |
1964 | // zooming and we don't want to mess them up) | |
e91fb166 | 1965 | bool state = settings.value(GlobalSettings::Key_View_ZoomToFitDuringAcq).toBool(); |
820ce18a | 1966 | if (is_main_view_ && state) { |
90472a51 SA |
1967 | always_zoom_to_fit_ = true; |
1968 | always_zoom_to_fit_changed(always_zoom_to_fit_); | |
1969 | } | |
9b64f2df SA |
1970 | |
1971 | // Enable sticky scrolling if the setting is enabled | |
1972 | sticky_scrolling_ = settings.value(GlobalSettings::Key_View_StickyScrolling).toBool(); | |
558ad6ce SA |
1973 | |
1974 | // Reset all traces to segment 0 | |
1975 | current_segment_ = 0; | |
1976 | set_current_segment(current_segment_); | |
92ff2b60 TS |
1977 | } |
1978 | ||
fd03a279 SA |
1979 | if (state == Session::Stopped) { |
1980 | // After acquisition has stopped we need to re-calculate the ticks once | |
1981 | // as it's otherwise done when the user pans or zooms, which is too late | |
1982 | calculate_tick_spacing(); | |
1983 | ||
1984 | // Reset "always zoom to fit", the acquisition has stopped | |
1985 | if (always_zoom_to_fit_) { | |
3906e758 SA |
1986 | // Perform a final zoom-to-fit before disabling |
1987 | zoom_fit(always_zoom_to_fit_); | |
fd03a279 | 1988 | always_zoom_to_fit_ = false; |
90472a51 | 1989 | always_zoom_to_fit_changed(always_zoom_to_fit_); |
fd03a279 | 1990 | } |
28ceff25 SA |
1991 | |
1992 | bool zoom_to_fit_after_acq = | |
1993 | settings.value(GlobalSettings::Key_View_ZoomToFitAfterAcq).toBool(); | |
1994 | ||
1995 | // Only perform zoom-to-fit if the user hasn't altered the viewport and | |
1996 | // we didn't restore settings in the meanwhile | |
1997 | if (zoom_to_fit_after_acq && | |
1998 | !suppress_zoom_to_fit_after_acq_ && | |
1999 | (scale_ == scale_at_acq_start_) && | |
2000 | (offset_ == offset_at_acq_start_)) | |
2001 | zoom_fit(false); // We're stopped, so the GUI state doesn't matter | |
2002 | ||
2003 | suppress_zoom_to_fit_after_acq_ = false; | |
fd03a279 | 2004 | } |
7ee199a7 SA |
2005 | } |
2006 | ||
4e86ec70 SA |
2007 | void View::on_new_segment(int new_segment_id) |
2008 | { | |
2009 | on_segment_changed(new_segment_id); | |
2010 | } | |
2011 | ||
558ad6ce SA |
2012 | void View::on_segment_completed(int segment_id) |
2013 | { | |
2014 | on_segment_changed(segment_id); | |
558ad6ce SA |
2015 | } |
2016 | ||
526c8c00 SA |
2017 | void View::on_segment_changed(int segment) |
2018 | { | |
7daebd05 SA |
2019 | switch (segment_display_mode_) { |
2020 | case Trace::ShowLastSegmentOnly: | |
2021 | case Trace::ShowSingleSegmentOnly: | |
558ad6ce SA |
2022 | set_current_segment(segment); |
2023 | break; | |
2024 | ||
2025 | case Trace::ShowLastCompleteSegmentOnly: | |
89914a86 SA |
2026 | // Only update if all segments are complete |
2027 | if (session_.all_segments_complete(segment)) | |
2028 | set_current_segment(segment); | |
7daebd05 | 2029 | break; |
526c8c00 | 2030 | |
7daebd05 SA |
2031 | case Trace::ShowAllSegments: |
2032 | case Trace::ShowAccumulatedIntensity: | |
2033 | default: | |
2034 | break; | |
2035 | } | |
526c8c00 SA |
2036 | } |
2037 | ||
451dc5f3 SA |
2038 | void View::on_settingViewTriggerIsZeroTime_changed(const QVariant new_value) |
2039 | { | |
761f8302 SA |
2040 | (void)new_value; |
2041 | ||
e887fe9e | 2042 | if (!custom_zero_offset_set_) |
451dc5f3 SA |
2043 | reset_zero_position(); |
2044 | } | |
2045 | ||
c7b03d9d SA |
2046 | void View::perform_delayed_view_update() |
2047 | { | |
3906e758 | 2048 | if (always_zoom_to_fit_) { |
ce11b2ea | 2049 | zoom_fit(true); |
3906e758 | 2050 | } else if (sticky_scrolling_) { |
c7b03d9d | 2051 | // Make right side of the view sticky |
60d9b99a JS |
2052 | double length = 0; |
2053 | Timestamp offset; | |
c7b03d9d SA |
2054 | get_scroll_layout(length, offset); |
2055 | ||
2056 | const QSize areaSize = viewport_->size(); | |
2057 | length = max(length - areaSize.width(), 0.0); | |
2058 | ||
4b0af0b6 | 2059 | set_offset(scale_ * length); |
c7b03d9d | 2060 | } |
adb4b10c | 2061 | |
ef454ad5 | 2062 | determine_time_unit(); |
c7b03d9d SA |
2063 | update_scroll(); |
2064 | ruler_->update(); | |
8dbbc7f0 | 2065 | viewport_->update(); |
adb4b10c | 2066 | } |
cdf7bea7 | 2067 | |
32218d3e | 2068 | void View::process_sticky_events() |
d7c0ca4a | 2069 | { |
af503b10 | 2070 | if (sticky_events_ & TraceTreeItemHExtentsChanged) |
32218d3e | 2071 | update_layout(); |
af503b10 JH |
2072 | if (sticky_events_ & TraceTreeItemVExtentsChanged) { |
2073 | restack_all_trace_tree_items(); | |
f15bb3bc JH |
2074 | update_scroll(); |
2075 | } | |
32218d3e JH |
2076 | |
2077 | // Clear the sticky events | |
8dbbc7f0 | 2078 | sticky_events_ = 0; |
d7c0ca4a JH |
2079 | } |
2080 | ||
1573bf16 | 2081 | } // namespace trace |
f4e57597 | 2082 | } // namespace views |
cdf7bea7 | 2083 | } // namespace pv |